Home / 1,053,976.84-1,581,217.20-344,006.20

Finding the Fourth Proportional to 1,053,976.84, 1,581,217.20 and 344,006.20

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Solution

The fourth proportional to 1,053,976.84, 1,581,217.20 and 344,006.20 is: 516,091.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,976.84 : 1,581,217.20 = 344,006.20 : x
  2. Step 2: Convert to fraction form
    1,053,976.84/1,581,217.20 = 344,006.20/x
  3. Step 3: Cross multiply
    1,053,976.84x = 1,581,217.20 × 344,006.20
  4. Step 4: Simplify right side
    1,053,976.84x = 543,948,520,346.64
  5. Step 5: Solve for x
    x = 543,948,520,346.64/1,053,976.84
  6. Step 6: Final answer
    x = 516,091.53

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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.