Home / 2,747,473.90-4,121,407.71-725,697.65

Finding the Fourth Proportional to 2,747,473.90, 4,121,407.71 and 725,697.65

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Solution

The fourth proportional to 2,747,473.90, 4,121,407.71 and 725,697.65 is: 1,088,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747,473.90 : 4,121,407.71 = 725,697.65 : x
  2. Step 2: Convert to fraction form
    2,747,473.90/4,121,407.71 = 725,697.65/x
  3. Step 3: Cross multiply
    2,747,473.90x = 4,121,407.71 × 725,697.65
  4. Step 4: Simplify right side
    2,747,473.90x = 2,990,895,900,142.40
  5. Step 5: Solve for x
    x = 2,990,895,900,142.40/2,747,473.90
  6. Step 6: Final answer
    x = 1,088,598.48

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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.