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Finding the Fourth Proportional to 951,770.40, 1,424,850.66 and 833,672.40

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Solution

The fourth proportional to 951,770.40, 1,424,850.66 and 833,672.40 is: 1,248,051.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,770.40 : 1,424,850.66 = 833,672.40 : x
  2. Step 2: Convert to fraction form
    951,770.40/1,424,850.66 = 833,672.40/x
  3. Step 3: Cross multiply
    951,770.40x = 1,424,850.66 × 833,672.40
  4. Step 4: Simplify right side
    951,770.40x = 1,187,858,669,363.78
  5. Step 5: Solve for x
    x = 1,187,858,669,363.78/951,770.40
  6. Step 6: Final answer
    x = 1,248,051.70

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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.