Home / 2,122,850.52-2,929,445.19-1,155,978.36

Finding the Fourth Proportional to 2,122,850.52, 2,929,445.19 and 1,155,978.36

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Solution

The fourth proportional to 2,122,850.52, 2,929,445.19 and 1,155,978.36 is: 1,595,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,850.52 : 2,929,445.19 = 1,155,978.36 : x
  2. Step 2: Convert to fraction form
    2,122,850.52/2,929,445.19 = 1,155,978.36/x
  3. Step 3: Cross multiply
    2,122,850.52x = 2,929,445.19 × 1,155,978.36
  4. Step 4: Simplify right side
    2,122,850.52x = 3,386,375,246,446.09
  5. Step 5: Solve for x
    x = 3,386,375,246,446.09/2,122,850.52
  6. Step 6: Final answer
    x = 1,595,201.93

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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.