Home / 1,248,738.48-1,723,259.04-675,778.80

Finding the Fourth Proportional to 1,248,738.48, 1,723,259.04 and 675,778.80

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Solution

The fourth proportional to 1,248,738.48, 1,723,259.04 and 675,778.80 is: 932,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,738.48 : 1,723,259.04 = 675,778.80 : x
  2. Step 2: Convert to fraction form
    1,248,738.48/1,723,259.04 = 675,778.80/x
  3. Step 3: Cross multiply
    1,248,738.48x = 1,723,259.04 × 675,778.80
  4. Step 4: Simplify right side
    1,248,738.48x = 1,164,541,926,140.35
  5. Step 5: Solve for x
    x = 1,164,541,926,140.35/1,248,738.48
  6. Step 6: Final answer
    x = 932,574.71

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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.