Home / 2,125,205.57-2,932,757.88-1,158,332.87

Finding the Fourth Proportional to 2,125,205.57, 2,932,757.88 and 1,158,332.87

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Solution

The fourth proportional to 2,125,205.57, 2,932,757.88 and 1,158,332.87 is: 1,598,485.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,205.57 : 2,932,757.88 = 1,158,332.87 : x
  2. Step 2: Convert to fraction form
    2,125,205.57/2,932,757.88 = 1,158,332.87/x
  3. Step 3: Cross multiply
    2,125,205.57x = 2,932,757.88 × 1,158,332.87
  4. Step 4: Simplify right side
    2,125,205.57x = 3,397,109,852,155.52
  5. Step 5: Solve for x
    x = 3,397,109,852,155.52/2,125,205.57
  6. Step 6: Final answer
    x = 1,598,485.29

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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.