Home / 2,751,366.70-4,128,034.20-1,154,419.30

Finding the Fourth Proportional to 2,751,366.70, 4,128,034.20 and 1,154,419.30

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Solution

The fourth proportional to 2,751,366.70, 4,128,034.20 and 1,154,419.30 is: 1,732,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,366.70 : 4,128,034.20 = 1,154,419.30 : x
  2. Step 2: Convert to fraction form
    2,751,366.70/4,128,034.20 = 1,154,419.30/x
  3. Step 3: Cross multiply
    2,751,366.70x = 4,128,034.20 × 1,154,419.30
  4. Step 4: Simplify right side
    2,751,366.70x = 4,765,482,351,540.06
  5. Step 5: Solve for x
    x = 4,765,482,351,540.06/2,751,366.70
  6. Step 6: Final answer
    x = 1,732,041.88

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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.