Home / 1,377,366.19-2,064,866.01-478,691.17

Finding the Fourth Proportional to 1,377,366.19, 2,064,866.01 and 478,691.17

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Solution

The fourth proportional to 1,377,366.19, 2,064,866.01 and 478,691.17 is: 717,625.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,366.19 : 2,064,866.01 = 478,691.17 : x
  2. Step 2: Convert to fraction form
    1,377,366.19/2,064,866.01 = 478,691.17/x
  3. Step 3: Cross multiply
    1,377,366.19x = 2,064,866.01 × 478,691.17
  4. Step 4: Simplify right side
    1,377,366.19x = 988,433,119,262.88
  5. Step 5: Solve for x
    x = 988,433,119,262.88/1,377,366.19
  6. Step 6: Final answer
    x = 717,625.51

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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.