Home / 1,248,619.30-1,723,099.18-675,659.48

Finding the Fourth Proportional to 1,248,619.30, 1,723,099.18 and 675,659.48

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Solution

The fourth proportional to 1,248,619.30, 1,723,099.18 and 675,659.48 is: 932,412.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,619.30 : 1,723,099.18 = 675,659.48 : x
  2. Step 2: Convert to fraction form
    1,248,619.30/1,723,099.18 = 675,659.48/x
  3. Step 3: Cross multiply
    1,248,619.30x = 1,723,099.18 × 675,659.48
  4. Step 4: Simplify right side
    1,248,619.30x = 1,164,228,286,909.44
  5. Step 5: Solve for x
    x = 1,164,228,286,909.44/1,248,619.30
  6. Step 6: Final answer
    x = 932,412.53

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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.