Home / 2,525,449.20-3,788,734.73-728,192.85

Finding the Fourth Proportional to 2,525,449.20, 3,788,734.73 and 728,192.85

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Solution

The fourth proportional to 2,525,449.20, 3,788,734.73 and 728,192.85 is: 1,092,451.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,449.20 : 3,788,734.73 = 728,192.85 : x
  2. Step 2: Convert to fraction form
    2,525,449.20/3,788,734.73 = 728,192.85/x
  3. Step 3: Cross multiply
    2,525,449.20x = 3,788,734.73 × 728,192.85
  4. Step 4: Simplify right side
    2,525,449.20x = 2,758,929,537,291.72
  5. Step 5: Solve for x
    x = 2,758,929,537,291.72/2,525,449.20
  6. Step 6: Final answer
    x = 1,092,451.01

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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.