Home / 1,634,867.40-2,451,601.20-513,023.88

Finding the Fourth Proportional to 1,634,867.40, 2,451,601.20 and 513,023.88

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Solution

The fourth proportional to 1,634,867.40, 2,451,601.20 and 513,023.88 is: 769,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,867.40 : 2,451,601.20 = 513,023.88 : x
  2. Step 2: Convert to fraction form
    1,634,867.40/2,451,601.20 = 513,023.88/x
  3. Step 3: Cross multiply
    1,634,867.40x = 2,451,601.20 × 513,023.88
  4. Step 4: Simplify right side
    1,634,867.40x = 1,257,729,959,836.66
  5. Step 5: Solve for x
    x = 1,257,729,959,836.66/1,634,867.40
  6. Step 6: Final answer
    x = 769,316.19

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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.