Home / 1,545,143.44-2,132,396.40-866,080

Finding the Fourth Proportional to 1,545,143.44, 2,132,396.40 and 866,080

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Solution

The fourth proportional to 1,545,143.44, 2,132,396.40 and 866,080 is: 1,195,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,143.44 : 2,132,396.40 = 866,080 : x
  2. Step 2: Convert to fraction form
    1,545,143.44/2,132,396.40 = 866,080/x
  3. Step 3: Cross multiply
    1,545,143.44x = 2,132,396.40 × 866,080
  4. Step 4: Simplify right side
    1,545,143.44x = 1,846,825,874,112
  5. Step 5: Solve for x
    x = 1,846,825,874,112/1,545,143.44
  6. Step 6: Final answer
    x = 1,195,245.58

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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.