Home / 1,036,982.20-1,555,473.30-289,028.20

Finding the Fourth Proportional to 1,036,982.20, 1,555,473.30 and 289,028.20

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Solution

The fourth proportional to 1,036,982.20, 1,555,473.30 and 289,028.20 is: 433,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,982.20 : 1,555,473.30 = 289,028.20 : x
  2. Step 2: Convert to fraction form
    1,036,982.20/1,555,473.30 = 289,028.20/x
  3. Step 3: Cross multiply
    1,036,982.20x = 1,555,473.30 × 289,028.20
  4. Step 4: Simplify right side
    1,036,982.20x = 449,575,648,047.06
  5. Step 5: Solve for x
    x = 449,575,648,047.06/1,036,982.20
  6. Step 6: Final answer
    x = 433,542.30

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Double scale
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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.