Home / 3,929,779.80-5,882,859.90-2,331,520.20

Finding the Fourth Proportional to 3,929,779.80, 5,882,859.90 and 2,331,520.20

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Solution

The fourth proportional to 3,929,779.80, 5,882,859.90 and 2,331,520.20 is: 3,490,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,779.80 : 5,882,859.90 = 2,331,520.20 : x
  2. Step 2: Convert to fraction form
    3,929,779.80/5,882,859.90 = 2,331,520.20/x
  3. Step 3: Cross multiply
    3,929,779.80x = 5,882,859.90 × 2,331,520.20
  4. Step 4: Simplify right side
    3,929,779.80x = 13,716,006,690,619.98
  5. Step 5: Solve for x
    x = 13,716,006,690,619.98/3,929,779.80
  6. Step 6: Final answer
    x = 3,490,273.60

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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.