Home / 3,220,366.67-4,439,193.77-2,728,520.90

Finding the Fourth Proportional to 3,220,366.67, 4,439,193.77 and 2,728,520.90

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Solution

The fourth proportional to 3,220,366.67, 4,439,193.77 and 2,728,520.90 is: 3,761,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,366.67 : 4,439,193.77 = 2,728,520.90 : x
  2. Step 2: Convert to fraction form
    3,220,366.67/4,439,193.77 = 2,728,520.90/x
  3. Step 3: Cross multiply
    3,220,366.67x = 4,439,193.77 × 2,728,520.90
  4. Step 4: Simplify right side
    3,220,366.67x = 12,112,432,966,952.19
  5. Step 5: Solve for x
    x = 12,112,432,966,952.19/3,220,366.67
  6. Step 6: Final answer
    x = 3,761,196.85

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1.5x scale

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.