Home / 2,160,171.21-3,240,245.12-880,773.74

Finding the Fourth Proportional to 2,160,171.21, 3,240,245.12 and 880,773.74

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Solution

The fourth proportional to 2,160,171.21, 3,240,245.12 and 880,773.74 is: 1,321,155.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,171.21 : 3,240,245.12 = 880,773.74 : x
  2. Step 2: Convert to fraction form
    2,160,171.21/3,240,245.12 = 880,773.74/x
  3. Step 3: Cross multiply
    2,160,171.21x = 3,240,245.12 × 880,773.74
  4. Step 4: Simplify right side
    2,160,171.21x = 2,853,922,792,254.06
  5. Step 5: Solve for x
    x = 2,853,922,792,254.06/2,160,171.21
  6. Step 6: Final answer
    x = 1,321,155.83

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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.