Home / 1,468,309.70-2,201,946.15-521,711.30

Finding the Fourth Proportional to 1,468,309.70, 2,201,946.15 and 521,711.30

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Solution

The fourth proportional to 1,468,309.70, 2,201,946.15 and 521,711.30 is: 782,382.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,309.70 : 2,201,946.15 = 521,711.30 : x
  2. Step 2: Convert to fraction form
    1,468,309.70/2,201,946.15 = 521,711.30/x
  3. Step 3: Cross multiply
    1,468,309.70x = 2,201,946.15 × 521,711.30
  4. Step 4: Simplify right side
    1,468,309.70x = 1,148,780,188,446.49
  5. Step 5: Solve for x
    x = 1,148,780,188,446.49/1,468,309.70
  6. Step 6: Final answer
    x = 782,382.76

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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.