Home / 1,154,425.74-1,593,079.94-645,226.56

Finding the Fourth Proportional to 1,154,425.74, 1,593,079.94 and 645,226.56

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Solution

The fourth proportional to 1,154,425.74, 1,593,079.94 and 645,226.56 is: 890,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,425.74 : 1,593,079.94 = 645,226.56 : x
  2. Step 2: Convert to fraction form
    1,154,425.74/1,593,079.94 = 645,226.56/x
  3. Step 3: Cross multiply
    1,154,425.74x = 1,593,079.94 × 645,226.56
  4. Step 4: Simplify right side
    1,154,425.74x = 1,027,897,489,491.21
  5. Step 5: Solve for x
    x = 1,027,897,489,491.21/1,154,425.74
  6. Step 6: Final answer
    x = 890,397.24

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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.