Home / 1,399,275.38-2,098,978.68-452,720.18

Finding the Fourth Proportional to 1,399,275.38, 2,098,978.68 and 452,720.18

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Solution

The fourth proportional to 1,399,275.38, 2,098,978.68 and 452,720.18 is: 679,101.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,275.38 : 2,098,978.68 = 452,720.18 : x
  2. Step 2: Convert to fraction form
    1,399,275.38/2,098,978.68 = 452,720.18/x
  3. Step 3: Cross multiply
    1,399,275.38x = 2,098,978.68 × 452,720.18
  4. Step 4: Simplify right side
    1,399,275.38x = 950,250,005,825.76
  5. Step 5: Solve for x
    x = 950,250,005,825.76/1,399,275.38
  6. Step 6: Final answer
    x = 679,101.50

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1.5x scale

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.