Home / 1,657,387.17-2,287,171.32-932,235.38

Finding the Fourth Proportional to 1,657,387.17, 2,287,171.32 and 932,235.38

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Solution

The fourth proportional to 1,657,387.17, 2,287,171.32 and 932,235.38 is: 1,286,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,387.17 : 2,287,171.32 = 932,235.38 : x
  2. Step 2: Convert to fraction form
    1,657,387.17/2,287,171.32 = 932,235.38/x
  3. Step 3: Cross multiply
    1,657,387.17x = 2,287,171.32 × 932,235.38
  4. Step 4: Simplify right side
    1,657,387.17x = 2,132,182,021,237.96
  5. Step 5: Solve for x
    x = 2,132,182,021,237.96/1,657,387.17
  6. Step 6: Final answer
    x = 1,286,471.90

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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.