Home / 1,248,684.30-1,723,184.33-675,724.47

Finding the Fourth Proportional to 1,248,684.30, 1,723,184.33 and 675,724.47

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Solution

The fourth proportional to 1,248,684.30, 1,723,184.33 and 675,724.47 is: 932,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,684.30 : 1,723,184.33 = 675,724.47 : x
  2. Step 2: Convert to fraction form
    1,248,684.30/1,723,184.33 = 675,724.47/x
  3. Step 3: Cross multiply
    1,248,684.30x = 1,723,184.33 × 675,724.47
  4. Step 4: Simplify right side
    1,248,684.30x = 1,164,397,814,722.93
  5. Step 5: Solve for x
    x = 1,164,397,814,722.93/1,248,684.30
  6. Step 6: Final answer
    x = 932,499.76

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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.