Home / 3,787,275.16-5,226,473.10-2,155,787.56

Finding the Fourth Proportional to 3,787,275.16, 5,226,473.10 and 2,155,787.56

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Solution

The fourth proportional to 3,787,275.16, 5,226,473.10 and 2,155,787.56 is: 2,975,005.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,275.16 : 5,226,473.10 = 2,155,787.56 : x
  2. Step 2: Convert to fraction form
    3,787,275.16/5,226,473.10 = 2,155,787.56/x
  3. Step 3: Cross multiply
    3,787,275.16x = 5,226,473.10 × 2,155,787.56
  4. Step 4: Simplify right side
    3,787,275.16x = 11,267,165,691,654.63
  5. Step 5: Solve for x
    x = 11,267,165,691,654.63/3,787,275.16
  6. Step 6: Final answer
    x = 2,975,005.83

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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.