Home / 2,177,491.62-3,266,026.38-661,187.88

Finding the Fourth Proportional to 2,177,491.62, 3,266,026.38 and 661,187.88

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Solution

The fourth proportional to 2,177,491.62, 3,266,026.38 and 661,187.88 is: 991,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,491.62 : 3,266,026.38 = 661,187.88 : x
  2. Step 2: Convert to fraction form
    2,177,491.62/3,266,026.38 = 661,187.88/x
  3. Step 3: Cross multiply
    2,177,491.62x = 3,266,026.38 × 661,187.88
  4. Step 4: Simplify right side
    2,177,491.62x = 2,159,457,063,100.35
  5. Step 5: Solve for x
    x = 2,159,457,063,100.35/2,177,491.62
  6. Step 6: Final answer
    x = 991,717.74

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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.