Home / 3,971,663.20-5,959,957.20-2,079,762.40

Finding the Fourth Proportional to 3,971,663.20, 5,959,957.20 and 2,079,762.40

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Solution

The fourth proportional to 3,971,663.20, 5,959,957.20 and 2,079,762.40 is: 3,120,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,663.20 : 5,959,957.20 = 2,079,762.40 : x
  2. Step 2: Convert to fraction form
    3,971,663.20/5,959,957.20 = 2,079,762.40/x
  3. Step 3: Cross multiply
    3,971,663.20x = 5,959,957.20 × 2,079,762.40
  4. Step 4: Simplify right side
    3,971,663.20x = 12,395,294,890,169.28
  5. Step 5: Solve for x
    x = 12,395,294,890,169.28/3,971,663.20
  6. Step 6: Final answer
    x = 3,120,933.04

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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.