Home / 1,244,747.70-1,867,121.55-1,232,937.90

Finding the Fourth Proportional to 1,244,747.70, 1,867,121.55 and 1,232,937.90

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Solution

The fourth proportional to 1,244,747.70, 1,867,121.55 and 1,232,937.90 is: 1,849,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,747.70 : 1,867,121.55 = 1,232,937.90 : x
  2. Step 2: Convert to fraction form
    1,244,747.70/1,867,121.55 = 1,232,937.90/x
  3. Step 3: Cross multiply
    1,244,747.70x = 1,867,121.55 × 1,232,937.90
  4. Step 4: Simplify right side
    1,244,747.70x = 2,302,044,922,901.75
  5. Step 5: Solve for x
    x = 2,302,044,922,901.75/1,244,747.70
  6. Step 6: Final answer
    x = 1,849,406.85

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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.