Home / 2,915,358.72-4,023,294.72-1,691,569.92

Finding the Fourth Proportional to 2,915,358.72, 4,023,294.72 and 1,691,569.92

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Solution

The fourth proportional to 2,915,358.72, 4,023,294.72 and 1,691,569.92 is: 2,334,424.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,358.72 : 4,023,294.72 = 1,691,569.92 : x
  2. Step 2: Convert to fraction form
    2,915,358.72/4,023,294.72 = 1,691,569.92/x
  3. Step 3: Cross multiply
    2,915,358.72x = 4,023,294.72 × 1,691,569.92
  4. Step 4: Simplify right side
    2,915,358.72x = 6,805,684,327,646.82
  5. Step 5: Solve for x
    x = 6,805,684,327,646.82/2,915,358.72
  6. Step 6: Final answer
    x = 2,334,424.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.