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Finding the Fourth Proportional to 4,707,503.73, 7,061,255.60 and 1,341,623.25

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Solution

The fourth proportional to 4,707,503.73, 7,061,255.60 and 1,341,623.25 is: 2,012,434.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707,503.73 : 7,061,255.60 = 1,341,623.25 : x
  2. Step 2: Convert to fraction form
    4,707,503.73/7,061,255.60 = 1,341,623.25/x
  3. Step 3: Cross multiply
    4,707,503.73x = 7,061,255.60 × 1,341,623.25
  4. Step 4: Simplify right side
    4,707,503.73x = 9,473,544,680,444.58
  5. Step 5: Solve for x
    x = 9,473,544,680,444.58/4,707,503.73
  6. Step 6: Final answer
    x = 2,012,434.88

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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.