Home / 1,248,720.66-1,723,239.77-675,760.86

Finding the Fourth Proportional to 1,248,720.66, 1,723,239.77 and 675,760.86

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Solution

The fourth proportional to 1,248,720.66, 1,723,239.77 and 675,760.86 is: 932,552.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,720.66 : 1,723,239.77 = 675,760.86 : x
  2. Step 2: Convert to fraction form
    1,248,720.66/1,723,239.77 = 675,760.86/x
  3. Step 3: Cross multiply
    1,248,720.66x = 1,723,239.77 × 675,760.86
  4. Step 4: Simplify right side
    1,248,720.66x = 1,164,497,985,582.60
  5. Step 5: Solve for x
    x = 1,164,497,985,582.60/1,248,720.66
  6. Step 6: Final answer
    x = 932,552.83

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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.