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Finding the Fourth Proportional to 1,000,734.07, 1,381,013.66 and 541,848.96

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Solution

The fourth proportional to 1,000,734.07, 1,381,013.66 and 541,848.96 is: 747,751.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,734.07 : 1,381,013.66 = 541,848.96 : x
  2. Step 2: Convert to fraction form
    1,000,734.07/1,381,013.66 = 541,848.96/x
  3. Step 3: Cross multiply
    1,000,734.07x = 1,381,013.66 × 541,848.96
  4. Step 4: Simplify right side
    1,000,734.07x = 748,300,815,416.79
  5. Step 5: Solve for x
    x = 748,300,815,416.79/1,000,734.07
  6. Step 6: Final answer
    x = 747,751.92

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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.