Home / 1,399,240.38-2,098,926.18-452,685

Finding the Fourth Proportional to 1,399,240.38, 2,098,926.18 and 452,685

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Solution

The fourth proportional to 1,399,240.38, 2,098,926.18 and 452,685 is: 679,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,240.38 : 2,098,926.18 = 452,685 : x
  2. Step 2: Convert to fraction form
    1,399,240.38/2,098,926.18 = 452,685/x
  3. Step 3: Cross multiply
    1,399,240.38x = 2,098,926.18 × 452,685
  4. Step 4: Simplify right side
    1,399,240.38x = 950,152,397,793.30
  5. Step 5: Solve for x
    x = 950,152,397,793.30/1,399,240.38
  6. Step 6: Final answer
    x = 679,048.73

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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.