Home / 1,080,987.30-1,620,120.15-548,655.30

Finding the Fourth Proportional to 1,080,987.30, 1,620,120.15 and 548,655.30

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Solution

The fourth proportional to 1,080,987.30, 1,620,120.15 and 548,655.30 is: 822,292.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,987.30 : 1,620,120.15 = 548,655.30 : x
  2. Step 2: Convert to fraction form
    1,080,987.30/1,620,120.15 = 548,655.30/x
  3. Step 3: Cross multiply
    1,080,987.30x = 1,620,120.15 × 548,655.30
  4. Step 4: Simplify right side
    1,080,987.30x = 888,887,506,934.30
  5. Step 5: Solve for x
    x = 888,887,506,934.30/1,080,987.30
  6. Step 6: Final answer
    x = 822,292.28

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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.