Home / 1,293,607.11-1,772,248.11-1,245,123.15

Finding the Fourth Proportional to 1,293,607.11, 1,772,248.11 and 1,245,123.15

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Solution

The fourth proportional to 1,293,607.11, 1,772,248.11 and 1,245,123.15 is: 1,705,824.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,607.11 : 1,772,248.11 = 1,245,123.15 : x
  2. Step 2: Convert to fraction form
    1,293,607.11/1,772,248.11 = 1,245,123.15/x
  3. Step 3: Cross multiply
    1,293,607.11x = 1,772,248.11 × 1,245,123.15
  4. Step 4: Simplify right side
    1,293,607.11x = 2,206,667,149,304.75
  5. Step 5: Solve for x
    x = 2,206,667,149,304.75/1,293,607.11
  6. Step 6: Final answer
    x = 1,705,824.85

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.