Home / 1,283,098.93-1,770,613.43-731,836.42

Finding the Fourth Proportional to 1,283,098.93, 1,770,613.43 and 731,836.42

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Solution

The fourth proportional to 1,283,098.93, 1,770,613.43 and 731,836.42 is: 1,009,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,098.93 : 1,770,613.43 = 731,836.42 : x
  2. Step 2: Convert to fraction form
    1,283,098.93/1,770,613.43 = 731,836.42/x
  3. Step 3: Cross multiply
    1,283,098.93x = 1,770,613.43 × 731,836.42
  4. Step 4: Simplify right side
    1,283,098.93x = 1,295,799,385,729.41
  5. Step 5: Solve for x
    x = 1,295,799,385,729.41/1,283,098.93
  6. Step 6: Final answer
    x = 1,009,898.27

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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.