Home / 1,448,560.82-1,999,261.35-836,603.61

Finding the Fourth Proportional to 1,448,560.82, 1,999,261.35 and 836,603.61

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Solution

The fourth proportional to 1,448,560.82, 1,999,261.35 and 836,603.61 is: 1,154,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,560.82 : 1,999,261.35 = 836,603.61 : x
  2. Step 2: Convert to fraction form
    1,448,560.82/1,999,261.35 = 836,603.61/x
  3. Step 3: Cross multiply
    1,448,560.82x = 1,999,261.35 × 836,603.61
  4. Step 4: Simplify right side
    1,448,560.82x = 1,672,589,262,743.47
  5. Step 5: Solve for x
    x = 1,672,589,262,743.47/1,448,560.82
  6. Step 6: Final answer
    x = 1,154,655.88

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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.