Home / 3,411,737.61-5,119,377.62-1,391,463.69

Finding the Fourth Proportional to 3,411,737.61, 5,119,377.62 and 1,391,463.69

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Solution

The fourth proportional to 3,411,737.61, 5,119,377.62 and 1,391,463.69 is: 2,087,917.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411,737.61 : 5,119,377.62 = 1,391,463.69 : x
  2. Step 2: Convert to fraction form
    3,411,737.61/5,119,377.62 = 1,391,463.69/x
  3. Step 3: Cross multiply
    3,411,737.61x = 5,119,377.62 × 1,391,463.69
  4. Step 4: Simplify right side
    3,411,737.61x = 7,123,428,066,671.30
  5. Step 5: Solve for x
    x = 7,123,428,066,671.30/3,411,737.61
  6. Step 6: Final answer
    x = 2,087,917.91

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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.