Home / 2,156,301.32-3,234,752.09-789,897.74

Finding the Fourth Proportional to 2,156,301.32, 3,234,752.09 and 789,897.74

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Solution

The fourth proportional to 2,156,301.32, 3,234,752.09 and 789,897.74 is: 1,184,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,301.32 : 3,234,752.09 = 789,897.74 : x
  2. Step 2: Convert to fraction form
    2,156,301.32/3,234,752.09 = 789,897.74/x
  3. Step 3: Cross multiply
    2,156,301.32x = 3,234,752.09 × 789,897.74
  4. Step 4: Simplify right side
    2,156,301.32x = 2,555,123,365,351.28
  5. Step 5: Solve for x
    x = 2,555,123,365,351.28/2,156,301.32
  6. Step 6: Final answer
    x = 1,184,956.55

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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.