Home / 1,721,354.33-2,582,033.31-641,850.41

Finding the Fourth Proportional to 1,721,354.33, 2,582,033.31 and 641,850.41

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Solution

The fourth proportional to 1,721,354.33, 2,582,033.31 and 641,850.41 is: 962,776.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,354.33 : 2,582,033.31 = 641,850.41 : x
  2. Step 2: Convert to fraction form
    1,721,354.33/2,582,033.31 = 641,850.41/x
  3. Step 3: Cross multiply
    1,721,354.33x = 2,582,033.31 × 641,850.41
  4. Step 4: Simplify right side
    1,721,354.33x = 1,657,279,138,657.16
  5. Step 5: Solve for x
    x = 1,657,279,138,657.16/1,721,354.33
  6. Step 6: Final answer
    x = 962,776.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.