Home / 3,189,760.56-4,402,608.39-2,102,225.40

Finding the Fourth Proportional to 3,189,760.56, 4,402,608.39 and 2,102,225.40

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Solution

The fourth proportional to 3,189,760.56, 4,402,608.39 and 2,102,225.40 is: 2,901,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,760.56 : 4,402,608.39 = 2,102,225.40 : x
  2. Step 2: Convert to fraction form
    3,189,760.56/4,402,608.39 = 2,102,225.40/x
  3. Step 3: Cross multiply
    3,189,760.56x = 4,402,608.39 × 2,102,225.40
  4. Step 4: Simplify right side
    3,189,760.56x = 9,255,275,183,711.11
  5. Step 5: Solve for x
    x = 9,255,275,183,711.11/3,189,760.56
  6. Step 6: Final answer
    x = 2,901,557.97

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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.