Home / 4,084,116.80-6,128,241.91-1,689,679.85

Finding the Fourth Proportional to 4,084,116.80, 6,128,241.91 and 1,689,679.85

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Solution

The fourth proportional to 4,084,116.80, 6,128,241.91 and 1,689,679.85 is: 2,535,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084,116.80 : 6,128,241.91 = 1,689,679.85 : x
  2. Step 2: Convert to fraction form
    4,084,116.80/6,128,241.91 = 1,689,679.85/x
  3. Step 3: Cross multiply
    4,084,116.80x = 6,128,241.91 × 1,689,679.85
  4. Step 4: Simplify right side
    4,084,116.80x = 10,354,766,836,387.10
  5. Step 5: Solve for x
    x = 10,354,766,836,387.10/4,084,116.80
  6. Step 6: Final answer
    x = 2,535,374.81

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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.