Home / 1,659,045.39-2,288,260.31-1,251,164.43

Finding the Fourth Proportional to 1,659,045.39, 2,288,260.31 and 1,251,164.43

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Solution

The fourth proportional to 1,659,045.39, 2,288,260.31 and 1,251,164.43 is: 1,725,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,045.39 : 2,288,260.31 = 1,251,164.43 : x
  2. Step 2: Convert to fraction form
    1,659,045.39/2,288,260.31 = 1,251,164.43/x
  3. Step 3: Cross multiply
    1,659,045.39x = 2,288,260.31 × 1,251,164.43
  4. Step 4: Simplify right side
    1,659,045.39x = 2,862,989,895,011.47
  5. Step 5: Solve for x
    x = 2,862,989,895,011.47/1,659,045.39
  6. Step 6: Final answer
    x = 1,725,685.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.