Home / 1,712,335.92-2,363,017.56-987,180.12

Finding the Fourth Proportional to 1,712,335.92, 2,363,017.56 and 987,180.12

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Solution

The fourth proportional to 1,712,335.92, 2,363,017.56 and 987,180.12 is: 1,362,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,335.92 : 2,363,017.56 = 987,180.12 : x
  2. Step 2: Convert to fraction form
    1,712,335.92/2,363,017.56 = 987,180.12/x
  3. Step 3: Cross multiply
    1,712,335.92x = 2,363,017.56 × 987,180.12
  4. Step 4: Simplify right side
    1,712,335.92x = 2,332,723,958,442.91
  5. Step 5: Solve for x
    x = 2,332,723,958,442.91/1,712,335.92
  6. Step 6: Final answer
    x = 1,362,305.10

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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.