Home / 3,681,900.16-5,523,165.60-1,123,691.20

Finding the Fourth Proportional to 3,681,900.16, 5,523,165.60 and 1,123,691.20

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Solution

The fourth proportional to 3,681,900.16, 5,523,165.60 and 1,123,691.20 is: 1,685,633.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,900.16 : 5,523,165.60 = 1,123,691.20 : x
  2. Step 2: Convert to fraction form
    3,681,900.16/5,523,165.60 = 1,123,691.20/x
  3. Step 3: Cross multiply
    3,681,900.16x = 5,523,165.60 × 1,123,691.20
  4. Step 4: Simplify right side
    3,681,900.16x = 6,206,332,580,862.72
  5. Step 5: Solve for x
    x = 6,206,332,580,862.72/3,681,900.16
  6. Step 6: Final answer
    x = 1,685,633.05

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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.