Home / 4,914,715.40-6,781,484.94-2,738,781.62

Finding the Fourth Proportional to 4,914,715.40, 6,781,484.94 and 2,738,781.62

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Solution

The fourth proportional to 4,914,715.40, 6,781,484.94 and 2,738,781.62 is: 3,779,060.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,715.40 : 6,781,484.94 = 2,738,781.62 : x
  2. Step 2: Convert to fraction form
    4,914,715.40/6,781,484.94 = 2,738,781.62/x
  3. Step 3: Cross multiply
    4,914,715.40x = 6,781,484.94 × 2,738,781.62
  4. Step 4: Simplify right side
    4,914,715.40x = 18,573,006,309,978.80
  5. Step 5: Solve for x
    x = 18,573,006,309,978.80/4,914,715.40
  6. Step 6: Final answer
    x = 3,779,060.39

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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.