Home / 2,160,172.53-3,240,247.08-880,775.04

Finding the Fourth Proportional to 2,160,172.53, 3,240,247.08 and 880,775.04

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Solution

The fourth proportional to 2,160,172.53, 3,240,247.08 and 880,775.04 is: 1,321,157.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,172.53 : 3,240,247.08 = 880,775.04 : x
  2. Step 2: Convert to fraction form
    2,160,172.53/3,240,247.08 = 880,775.04/x
  3. Step 3: Cross multiply
    2,160,172.53x = 3,240,247.08 × 880,775.04
  4. Step 4: Simplify right side
    2,160,172.53x = 2,853,928,751,496.88
  5. Step 5: Solve for x
    x = 2,853,928,751,496.88/2,160,172.53
  6. Step 6: Final answer
    x = 1,321,157.78

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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.