Home / 1,797,261.80-2,480,770.50-1,109,144.12

Finding the Fourth Proportional to 1,797,261.80, 2,480,770.50 and 1,109,144.12

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Solution

The fourth proportional to 1,797,261.80, 2,480,770.50 and 1,109,144.12 is: 1,530,957.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,261.80 : 2,480,770.50 = 1,109,144.12 : x
  2. Step 2: Convert to fraction form
    1,797,261.80/2,480,770.50 = 1,109,144.12/x
  3. Step 3: Cross multiply
    1,797,261.80x = 2,480,770.50 × 1,109,144.12
  4. Step 4: Simplify right side
    1,797,261.80x = 2,751,532,013,144.46
  5. Step 5: Solve for x
    x = 2,751,532,013,144.46/1,797,261.80
  6. Step 6: Final answer
    x = 1,530,957.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.