Home / 3,219,504.27-4,441,947.03-1,929,874.11

Finding the Fourth Proportional to 3,219,504.27, 4,441,947.03 and 1,929,874.11

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Solution

The fourth proportional to 3,219,504.27, 4,441,947.03 and 1,929,874.11 is: 2,662,645.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,504.27 : 4,441,947.03 = 1,929,874.11 : x
  2. Step 2: Convert to fraction form
    3,219,504.27/4,441,947.03 = 1,929,874.11/x
  3. Step 3: Cross multiply
    3,219,504.27x = 4,441,947.03 × 1,929,874.11
  4. Step 4: Simplify right side
    3,219,504.27x = 8,572,398,571,188.40
  5. Step 5: Solve for x
    x = 8,572,398,571,188.40/3,219,504.27
  6. Step 6: Final answer
    x = 2,662,645.50

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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.