Home / 1,836,659.21-2,755,016.87-699,484.61

Finding the Fourth Proportional to 1,836,659.21, 2,755,016.87 and 699,484.61

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Solution

The fourth proportional to 1,836,659.21, 2,755,016.87 and 699,484.61 is: 1,049,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,659.21 : 2,755,016.87 = 699,484.61 : x
  2. Step 2: Convert to fraction form
    1,836,659.21/2,755,016.87 = 699,484.61/x
  3. Step 3: Cross multiply
    1,836,659.21x = 2,755,016.87 × 699,484.61
  4. Step 4: Simplify right side
    1,836,659.21x = 1,927,091,897,357.95
  5. Step 5: Solve for x
    x = 1,927,091,897,357.95/1,836,659.21
  6. Step 6: Final answer
    x = 1,049,237.60

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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.