Home / 3,058,513.28-4,220,854.44-1,681,913.44

Finding the Fourth Proportional to 3,058,513.28, 4,220,854.44 and 1,681,913.44

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Solution

The fourth proportional to 3,058,513.28, 4,220,854.44 and 1,681,913.44 is: 2,321,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,513.28 : 4,220,854.44 = 1,681,913.44 : x
  2. Step 2: Convert to fraction form
    3,058,513.28/4,220,854.44 = 1,681,913.44/x
  3. Step 3: Cross multiply
    3,058,513.28x = 4,220,854.44 × 1,681,913.44
  4. Step 4: Simplify right side
    3,058,513.28x = 7,099,111,810,919.67
  5. Step 5: Solve for x
    x = 7,099,111,810,919.67/3,058,513.28
  6. Step 6: Final answer
    x = 2,321,098.90

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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.