Home / 5,393,776.40-8,085,221.40-2,693,949.20

Finding the Fourth Proportional to 5,393,776.40, 8,085,221.40 and 2,693,949.20

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Solution

The fourth proportional to 5,393,776.40, 8,085,221.40 and 2,693,949.20 is: 4,038,205.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,776.40 : 8,085,221.40 = 2,693,949.20 : x
  2. Step 2: Convert to fraction form
    5,393,776.40/8,085,221.40 = 2,693,949.20/x
  3. Step 3: Cross multiply
    5,393,776.40x = 8,085,221.40 × 2,693,949.20
  4. Step 4: Simplify right side
    5,393,776.40x = 21,781,175,722,352.88
  5. Step 5: Solve for x
    x = 21,781,175,722,352.88/5,393,776.40
  6. Step 6: Final answer
    x = 4,038,205.17

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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.