Home / 1,591,433.59-2,196,206.36-866,302.15

Finding the Fourth Proportional to 1,591,433.59, 2,196,206.36 and 866,302.15

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Solution

The fourth proportional to 1,591,433.59, 2,196,206.36 and 866,302.15 is: 1,195,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,433.59 : 2,196,206.36 = 866,302.15 : x
  2. Step 2: Convert to fraction form
    1,591,433.59/2,196,206.36 = 866,302.15/x
  3. Step 3: Cross multiply
    1,591,433.59x = 2,196,206.36 × 866,302.15
  4. Step 4: Simplify right side
    1,591,433.59x = 1,902,578,287,180.16
  5. Step 5: Solve for x
    x = 1,902,578,287,180.16/1,591,433.59
  6. Step 6: Final answer
    x = 1,195,512.21

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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.