Home / 1,275,955.06-1,914,306.82-377,420.44

Finding the Fourth Proportional to 1,275,955.06, 1,914,306.82 and 377,420.44

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Solution

The fourth proportional to 1,275,955.06, 1,914,306.82 and 377,420.44 is: 566,241.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,955.06 : 1,914,306.82 = 377,420.44 : x
  2. Step 2: Convert to fraction form
    1,275,955.06/1,914,306.82 = 377,420.44/x
  3. Step 3: Cross multiply
    1,275,955.06x = 1,914,306.82 × 377,420.44
  4. Step 4: Simplify right side
    1,275,955.06x = 722,498,522,299.40
  5. Step 5: Solve for x
    x = 722,498,522,299.40/1,275,955.06
  6. Step 6: Final answer
    x = 566,241.36

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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.