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Finding the Fourth Proportional to 895,491.10, 1,343,236.65 and 827,062.30

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Solution

The fourth proportional to 895,491.10, 1,343,236.65 and 827,062.30 is: 1,240,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,491.10 : 1,343,236.65 = 827,062.30 : x
  2. Step 2: Convert to fraction form
    895,491.10/1,343,236.65 = 827,062.30/x
  3. Step 3: Cross multiply
    895,491.10x = 1,343,236.65 × 827,062.30
  4. Step 4: Simplify right side
    895,491.10x = 1,110,940,393,193.30
  5. Step 5: Solve for x
    x = 1,110,940,393,193.30/895,491.10
  6. Step 6: Final answer
    x = 1,240,593.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.