Home / 1,348,512.27-1,861,003.44-775,552.83

Finding the Fourth Proportional to 1,348,512.27, 1,861,003.44 and 775,552.83

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Solution

The fourth proportional to 1,348,512.27, 1,861,003.44 and 775,552.83 is: 1,070,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,512.27 : 1,861,003.44 = 775,552.83 : x
  2. Step 2: Convert to fraction form
    1,348,512.27/1,861,003.44 = 775,552.83/x
  3. Step 3: Cross multiply
    1,348,512.27x = 1,861,003.44 × 775,552.83
  4. Step 4: Simplify right side
    1,348,512.27x = 1,443,306,484,531.74
  5. Step 5: Solve for x
    x = 1,443,306,484,531.74/1,348,512.27
  6. Step 6: Final answer
    x = 1,070,295.40

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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.