Home / 2,153,122.60-3,228,906.30-1,087,810.60

Finding the Fourth Proportional to 2,153,122.60, 3,228,906.30 and 1,087,810.60

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Solution

The fourth proportional to 2,153,122.60, 3,228,906.30 and 1,087,810.60 is: 1,631,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,122.60 : 3,228,906.30 = 1,087,810.60 : x
  2. Step 2: Convert to fraction form
    2,153,122.60/3,228,906.30 = 1,087,810.60/x
  3. Step 3: Cross multiply
    2,153,122.60x = 3,228,906.30 × 1,087,810.60
  4. Step 4: Simplify right side
    2,153,122.60x = 3,512,438,499,546.78
  5. Step 5: Solve for x
    x = 3,512,438,499,546.78/2,153,122.60
  6. Step 6: Final answer
    x = 1,631,323.04

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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.