Home / 2,220,380.32-3,330,779.52-622,937.20

Finding the Fourth Proportional to 2,220,380.32, 3,330,779.52 and 622,937.20

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Solution

The fourth proportional to 2,220,380.32, 3,330,779.52 and 622,937.20 is: 934,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,380.32 : 3,330,779.52 = 622,937.20 : x
  2. Step 2: Convert to fraction form
    2,220,380.32/3,330,779.52 = 622,937.20/x
  3. Step 3: Cross multiply
    2,220,380.32x = 3,330,779.52 × 622,937.20
  4. Step 4: Simplify right side
    2,220,380.32x = 2,074,866,468,006.14
  5. Step 5: Solve for x
    x = 2,074,866,468,006.14/2,220,380.32
  6. Step 6: Final answer
    x = 934,464.45

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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.