Home / 2,125,069.89-2,932,510.91-1,158,179.37

Finding the Fourth Proportional to 2,125,069.89, 2,932,510.91 and 1,158,179.37

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Solution

The fourth proportional to 2,125,069.89, 2,932,510.91 and 1,158,179.37 is: 1,598,240.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,069.89 : 2,932,510.91 = 1,158,179.37 : x
  2. Step 2: Convert to fraction form
    2,125,069.89/2,932,510.91 = 1,158,179.37/x
  3. Step 3: Cross multiply
    2,125,069.89x = 2,932,510.91 × 1,158,179.37
  4. Step 4: Simplify right side
    2,125,069.89x = 3,396,373,632,471.03
  5. Step 5: Solve for x
    x = 3,396,373,632,471.03/2,125,069.89
  6. Step 6: Final answer
    x = 1,598,240.91

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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.