Home / 1,131,598.38-1,561,646.83-648,256.94

Finding the Fourth Proportional to 1,131,598.38, 1,561,646.83 and 648,256.94

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Solution

The fourth proportional to 1,131,598.38, 1,561,646.83 and 648,256.94 is: 894,618.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,598.38 : 1,561,646.83 = 648,256.94 : x
  2. Step 2: Convert to fraction form
    1,131,598.38/1,561,646.83 = 648,256.94/x
  3. Step 3: Cross multiply
    1,131,598.38x = 1,561,646.83 × 648,256.94
  4. Step 4: Simplify right side
    1,131,598.38x = 1,012,348,394,842.50
  5. Step 5: Solve for x
    x = 1,012,348,394,842.50/1,131,598.38
  6. Step 6: Final answer
    x = 894,618.11

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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.