Home / 2,125,043.92-2,932,485.60-1,158,155.04

Finding the Fourth Proportional to 2,125,043.92, 2,932,485.60 and 1,158,155.04

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Solution

The fourth proportional to 2,125,043.92, 2,932,485.60 and 1,158,155.04 is: 1,598,213.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,043.92 : 2,932,485.60 = 1,158,155.04 : x
  2. Step 2: Convert to fraction form
    2,125,043.92/2,932,485.60 = 1,158,155.04/x
  3. Step 3: Cross multiply
    2,125,043.92x = 2,932,485.60 × 1,158,155.04
  4. Step 4: Simplify right side
    2,125,043.92x = 3,396,272,977,367.42
  5. Step 5: Solve for x
    x = 3,396,272,977,367.42/2,125,043.92
  6. Step 6: Final answer
    x = 1,598,213.07

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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.