Home / 2,876,472.39-4,313,587.29-1,078,374.75

Finding the Fourth Proportional to 2,876,472.39, 4,313,587.29 and 1,078,374.75

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Solution

The fourth proportional to 2,876,472.39, 4,313,587.29 and 1,078,374.75 is: 1,617,141.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,472.39 : 4,313,587.29 = 1,078,374.75 : x
  2. Step 2: Convert to fraction form
    2,876,472.39/4,313,587.29 = 1,078,374.75/x
  3. Step 3: Cross multiply
    2,876,472.39x = 4,313,587.29 × 1,078,374.75
  4. Step 4: Simplify right side
    2,876,472.39x = 4,651,663,615,456.93
  5. Step 5: Solve for x
    x = 4,651,663,615,456.93/2,876,472.39
  6. Step 6: Final answer
    x = 1,617,141.76

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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.