Home / 2,132,143.02-2,942,357.60-1,165,273.02

Finding the Fourth Proportional to 2,132,143.02, 2,942,357.60 and 1,165,273.02

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Solution

The fourth proportional to 2,132,143.02, 2,942,357.60 and 1,165,273.02 is: 1,608,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,143.02 : 2,942,357.60 = 1,165,273.02 : x
  2. Step 2: Convert to fraction form
    2,132,143.02/2,942,357.60 = 1,165,273.02/x
  3. Step 3: Cross multiply
    2,132,143.02x = 2,942,357.60 × 1,165,273.02
  4. Step 4: Simplify right side
    2,132,143.02x = 3,428,649,929,385.14
  5. Step 5: Solve for x
    x = 3,428,649,929,385.14/2,132,143.02
  6. Step 6: Final answer
    x = 1,608,076.90

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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.