Home / 1,513,487.40-2,269,101.15-914,322.30

Finding the Fourth Proportional to 1,513,487.40, 2,269,101.15 and 914,322.30

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Solution

The fourth proportional to 1,513,487.40, 2,269,101.15 and 914,322.30 is: 1,370,800.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,487.40 : 2,269,101.15 = 914,322.30 : x
  2. Step 2: Convert to fraction form
    1,513,487.40/2,269,101.15 = 914,322.30/x
  3. Step 3: Cross multiply
    1,513,487.40x = 2,269,101.15 × 914,322.30
  4. Step 4: Simplify right side
    1,513,487.40x = 2,074,689,782,400.65
  5. Step 5: Solve for x
    x = 2,074,689,782,400.65/1,513,487.40
  6. Step 6: Final answer
    x = 1,370,800.83

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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.