Home / 2,177,528.40-3,266,081.41-661,224.46

Finding the Fourth Proportional to 2,177,528.40, 3,266,081.41 and 661,224.46

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Solution

The fourth proportional to 2,177,528.40, 3,266,081.41 and 661,224.46 is: 991,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,528.40 : 3,266,081.41 = 661,224.46 : x
  2. Step 2: Convert to fraction form
    2,177,528.40/3,266,081.41 = 661,224.46/x
  3. Step 3: Cross multiply
    2,177,528.40x = 3,266,081.41 × 661,224.46
  4. Step 4: Simplify right side
    2,177,528.40x = 2,159,612,897,006.76
  5. Step 5: Solve for x
    x = 2,159,612,897,006.76/2,177,528.40
  6. Step 6: Final answer
    x = 991,772.55

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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.