Home / 1,081,144.12-1,491,968.80-597,721.36

Finding the Fourth Proportional to 1,081,144.12, 1,491,968.80 and 597,721.36

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Solution

The fourth proportional to 1,081,144.12, 1,491,968.80 and 597,721.36 is: 824,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,144.12 : 1,491,968.80 = 597,721.36 : x
  2. Step 2: Convert to fraction form
    1,081,144.12/1,491,968.80 = 597,721.36/x
  3. Step 3: Cross multiply
    1,081,144.12x = 1,491,968.80 × 597,721.36
  4. Step 4: Simplify right side
    1,081,144.12x = 891,781,620,213.57
  5. Step 5: Solve for x
    x = 891,781,620,213.57/1,081,144.12
  6. Step 6: Final answer
    x = 824,849.90

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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.