Home / 1,079,119.60-1,618,679.40-575,234.80

Finding the Fourth Proportional to 1,079,119.60, 1,618,679.40 and 575,234.80

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Solution

The fourth proportional to 1,079,119.60, 1,618,679.40 and 575,234.80 is: 862,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,119.60 : 1,618,679.40 = 575,234.80 : x
  2. Step 2: Convert to fraction form
    1,079,119.60/1,618,679.40 = 575,234.80/x
  3. Step 3: Cross multiply
    1,079,119.60x = 1,618,679.40 × 575,234.80
  4. Step 4: Simplify right side
    1,079,119.60x = 931,120,720,923.12
  5. Step 5: Solve for x
    x = 931,120,720,923.12/1,079,119.60
  6. Step 6: Final answer
    x = 862,852.20

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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.