Home / 2,177,491.32-3,266,025.92-661,187.58

Finding the Fourth Proportional to 2,177,491.32, 3,266,025.92 and 661,187.58

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Solution

The fourth proportional to 2,177,491.32, 3,266,025.92 and 661,187.58 is: 991,717.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,491.32 : 3,266,025.92 = 661,187.58 : x
  2. Step 2: Convert to fraction form
    2,177,491.32/3,266,025.92 = 661,187.58/x
  3. Step 3: Cross multiply
    2,177,491.32x = 3,266,025.92 × 661,187.58
  4. Step 4: Simplify right side
    2,177,491.32x = 2,159,455,766,109.48
  5. Step 5: Solve for x
    x = 2,159,455,766,109.48/2,177,491.32
  6. Step 6: Final answer
    x = 991,717.28

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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.