Home / 1,719,737.50-2,579,318.28-521,373.28

Finding the Fourth Proportional to 1,719,737.50, 2,579,318.28 and 521,373.28

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Solution

The fourth proportional to 1,719,737.50, 2,579,318.28 and 521,373.28 is: 781,972.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,737.50 : 2,579,318.28 = 521,373.28 : x
  2. Step 2: Convert to fraction form
    1,719,737.50/2,579,318.28 = 521,373.28/x
  3. Step 3: Cross multiply
    1,719,737.50x = 2,579,318.28 × 521,373.28
  4. Step 4: Simplify right side
    1,719,737.50x = 1,344,787,631,807.56
  5. Step 5: Solve for x
    x = 1,344,787,631,807.56/1,719,737.50
  6. Step 6: Final answer
    x = 781,972.62

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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.