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Finding the Fourth Proportional to 2,428,663, 3,643,169.48 and 932,755

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Solution

The fourth proportional to 2,428,663, 3,643,169.48 and 932,755 is: 1,399,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,663 : 3,643,169.48 = 932,755 : x
  2. Step 2: Convert to fraction form
    2,428,663/3,643,169.48 = 932,755/x
  3. Step 3: Cross multiply
    2,428,663x = 3,643,169.48 × 932,755
  4. Step 4: Simplify right side
    2,428,663x = 3,398,184,548,317.40
  5. Step 5: Solve for x
    x = 3,398,184,548,317.40/2,428,663
  6. Step 6: Final answer
    x = 1,399,199.70

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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.