Home / 1,131,677.27-1,561,583.73-648,213.58

Finding the Fourth Proportional to 1,131,677.27, 1,561,583.73 and 648,213.58

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Solution

The fourth proportional to 1,131,677.27, 1,561,583.73 and 648,213.58 is: 894,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,677.27 : 1,561,583.73 = 648,213.58 : x
  2. Step 2: Convert to fraction form
    1,131,677.27/1,561,583.73 = 648,213.58/x
  3. Step 3: Cross multiply
    1,131,677.27x = 1,561,583.73 × 648,213.58
  4. Step 4: Simplify right side
    1,131,677.27x = 1,012,239,776,189.09
  5. Step 5: Solve for x
    x = 1,012,239,776,189.09/1,131,677.27
  6. Step 6: Final answer
    x = 894,459.76

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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.