Home / 1,335,200.88-1,842,651-762,425.04

Finding the Fourth Proportional to 1,335,200.88, 1,842,651 and 762,425.04

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Solution

The fourth proportional to 1,335,200.88, 1,842,651 and 762,425.04 is: 1,052,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,200.88 : 1,842,651 = 762,425.04 : x
  2. Step 2: Convert to fraction form
    1,335,200.88/1,842,651 = 762,425.04/x
  3. Step 3: Cross multiply
    1,335,200.88x = 1,842,651 × 762,425.04
  4. Step 4: Simplify right side
    1,335,200.88x = 1,404,883,262,381.04
  5. Step 5: Solve for x
    x = 1,404,883,262,381.04/1,335,200.88
  6. Step 6: Final answer
    x = 1,052,188.69

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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.