Home / 1,591,414.56-2,196,180.06-866,283.12

Finding the Fourth Proportional to 1,591,414.56, 2,196,180.06 and 866,283.12

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Solution

The fourth proportional to 1,591,414.56, 2,196,180.06 and 866,283.12 is: 1,195,485.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,414.56 : 2,196,180.06 = 866,283.12 : x
  2. Step 2: Convert to fraction form
    1,591,414.56/2,196,180.06 = 866,283.12/x
  3. Step 3: Cross multiply
    1,591,414.56x = 2,196,180.06 × 866,283.12
  4. Step 4: Simplify right side
    1,591,414.56x = 1,902,513,714,458.59
  5. Step 5: Solve for x
    x = 1,902,513,714,458.59/1,591,414.56
  6. Step 6: Final answer
    x = 1,195,485.93

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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.