Home / 3,126,959.13-4,691,247.35-1,831,205.83

Finding the Fourth Proportional to 3,126,959.13, 4,691,247.35 and 1,831,205.83

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Solution

The fourth proportional to 3,126,959.13, 4,691,247.35 and 1,831,205.83 is: 2,747,282.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,959.13 : 4,691,247.35 = 1,831,205.83 : x
  2. Step 2: Convert to fraction form
    3,126,959.13/4,691,247.35 = 1,831,205.83/x
  3. Step 3: Cross multiply
    3,126,959.13x = 4,691,247.35 × 1,831,205.83
  4. Step 4: Simplify right side
    3,126,959.13x = 8,590,639,497,292.05
  5. Step 5: Solve for x
    x = 8,590,639,497,292.05/3,126,959.13
  6. Step 6: Final answer
    x = 2,747,282.31

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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.