Home / 1,099,534.20-1,649,301.30-539,662.20

Finding the Fourth Proportional to 1,099,534.20, 1,649,301.30 and 539,662.20

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Solution

The fourth proportional to 1,099,534.20, 1,649,301.30 and 539,662.20 is: 809,493.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,534.20 : 1,649,301.30 = 539,662.20 : x
  2. Step 2: Convert to fraction form
    1,099,534.20/1,649,301.30 = 539,662.20/x
  3. Step 3: Cross multiply
    1,099,534.20x = 1,649,301.30 × 539,662.20
  4. Step 4: Simplify right side
    1,099,534.20x = 890,065,568,020.86
  5. Step 5: Solve for x
    x = 890,065,568,020.86/1,099,534.20
  6. Step 6: Final answer
    x = 809,493.30

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Half scale
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Double scale
Find fourth proportional to 1,099,535.20, 1,649,302.80 and 539,663.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.