Home / 1,591,410.06-2,196,173.85-866,278.62

Finding the Fourth Proportional to 1,591,410.06, 2,196,173.85 and 866,278.62

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Solution

The fourth proportional to 1,591,410.06, 2,196,173.85 and 866,278.62 is: 1,195,479.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,410.06 : 2,196,173.85 = 866,278.62 : x
  2. Step 2: Convert to fraction form
    1,591,410.06/2,196,173.85 = 866,278.62/x
  3. Step 3: Cross multiply
    1,591,410.06x = 2,196,173.85 × 866,278.62
  4. Step 4: Simplify right side
    1,591,410.06x = 1,902,498,452,058.09
  5. Step 5: Solve for x
    x = 1,902,498,452,058.09/1,591,410.06
  6. Step 6: Final answer
    x = 1,195,479.72

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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.