Home / 1,591,407.03-2,196,169.71-866,275.59

Finding the Fourth Proportional to 1,591,407.03, 2,196,169.71 and 866,275.59

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Solution

The fourth proportional to 1,591,407.03, 2,196,169.71 and 866,275.59 is: 1,195,475.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,407.03 : 2,196,169.71 = 866,275.59 : x
  2. Step 2: Convert to fraction form
    1,591,407.03/2,196,169.71 = 866,275.59/x
  3. Step 3: Cross multiply
    1,591,407.03x = 2,196,169.71 × 866,275.59
  4. Step 4: Simplify right side
    1,591,407.03x = 1,902,488,211,270.38
  5. Step 5: Solve for x
    x = 1,902,488,211,270.38/1,591,407.03
  6. Step 6: Final answer
    x = 1,195,475.56

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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.