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Finding the Fourth Proportional to 4,703,748.92, 7,053,340.98 and 2,759,008.76

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Solution

The fourth proportional to 4,703,748.92, 7,053,340.98 and 2,759,008.76 is: 4,137,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703,748.92 : 7,053,340.98 = 2,759,008.76 : x
  2. Step 2: Convert to fraction form
    4,703,748.92/7,053,340.98 = 2,759,008.76/x
  3. Step 3: Cross multiply
    4,703,748.92x = 7,053,340.98 × 2,759,008.76
  4. Step 4: Simplify right side
    4,703,748.92x = 19,460,229,551,086.98
  5. Step 5: Solve for x
    x = 19,460,229,551,086.98/4,703,748.92
  6. Step 6: Final answer
    x = 4,137,174.39

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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.