Home / 1,755,040.28-2,632,560.42-425,344.28

Finding the Fourth Proportional to 1,755,040.28, 2,632,560.42 and 425,344.28

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Solution

The fourth proportional to 1,755,040.28, 2,632,560.42 and 425,344.28 is: 638,016.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,040.28 : 2,632,560.42 = 425,344.28 : x
  2. Step 2: Convert to fraction form
    1,755,040.28/2,632,560.42 = 425,344.28/x
  3. Step 3: Cross multiply
    1,755,040.28x = 2,632,560.42 × 425,344.28
  4. Step 4: Simplify right side
    1,755,040.28x = 1,119,744,516,401.40
  5. Step 5: Solve for x
    x = 1,119,744,516,401.40/1,755,040.28
  6. Step 6: Final answer
    x = 638,016.42

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Double scale
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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.