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Finding the Fourth Proportional to 4,703,747.92, 7,053,339.48 and 2,759,007.76

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Solution

The fourth proportional to 4,703,747.92, 7,053,339.48 and 2,759,007.76 is: 4,137,172.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703,747.92 : 7,053,339.48 = 2,759,007.76 : x
  2. Step 2: Convert to fraction form
    4,703,747.92/7,053,339.48 = 2,759,007.76/x
  3. Step 3: Cross multiply
    4,703,747.92x = 7,053,339.48 × 2,759,007.76
  4. Step 4: Simplify right side
    4,703,747.92x = 19,460,218,359,234.36
  5. Step 5: Solve for x
    x = 19,460,218,359,234.36/4,703,747.92
  6. Step 6: Final answer
    x = 4,137,172.89

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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.