Home / 2,702,565.12-4,055,247.36-1,960,734.72

Finding the Fourth Proportional to 2,702,565.12, 4,055,247.36 and 1,960,734.72

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Solution

The fourth proportional to 2,702,565.12, 4,055,247.36 and 1,960,734.72 is: 2,942,117.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,565.12 : 4,055,247.36 = 1,960,734.72 : x
  2. Step 2: Convert to fraction form
    2,702,565.12/4,055,247.36 = 1,960,734.72/x
  3. Step 3: Cross multiply
    2,702,565.12x = 4,055,247.36 × 1,960,734.72
  4. Step 4: Simplify right side
    2,702,565.12x = 7,951,264,296,940.34
  5. Step 5: Solve for x
    x = 7,951,264,296,940.34/2,702,565.12
  6. Step 6: Final answer
    x = 2,942,117.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.