Home / 1,154,451.46-1,593,132.62-638,218.48

Finding the Fourth Proportional to 1,154,451.46, 1,593,132.62 and 638,218.48

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Solution

The fourth proportional to 1,154,451.46, 1,593,132.62 and 638,218.48 is: 880,735.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,451.46 : 1,593,132.62 = 638,218.48 : x
  2. Step 2: Convert to fraction form
    1,154,451.46/1,593,132.62 = 638,218.48/x
  3. Step 3: Cross multiply
    1,154,451.46x = 1,593,132.62 × 638,218.48
  4. Step 4: Simplify right side
    1,154,451.46x = 1,016,766,687,765.38
  5. Step 5: Solve for x
    x = 1,016,766,687,765.38/1,154,451.46
  6. Step 6: Final answer
    x = 880,735.76

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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.