Home / 1,263,146.56-1,744,306.38-811,224.88

Finding the Fourth Proportional to 1,263,146.56, 1,744,306.38 and 811,224.88

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Solution

The fourth proportional to 1,263,146.56, 1,744,306.38 and 811,224.88 is: 1,120,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,146.56 : 1,744,306.38 = 811,224.88 : x
  2. Step 2: Convert to fraction form
    1,263,146.56/1,744,306.38 = 811,224.88/x
  3. Step 3: Cross multiply
    1,263,146.56x = 1,744,306.38 × 811,224.88
  4. Step 4: Simplify right side
    1,263,146.56x = 1,415,024,733,798.73
  5. Step 5: Solve for x
    x = 1,415,024,733,798.73/1,263,146.56
  6. Step 6: Final answer
    x = 1,120,237.97

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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.