Home / 2,702,569.12-4,055,253.36-1,960,738.72

Finding the Fourth Proportional to 2,702,569.12, 4,055,253.36 and 1,960,738.72

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Solution

The fourth proportional to 2,702,569.12, 4,055,253.36 and 1,960,738.72 is: 2,942,123.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,569.12 : 4,055,253.36 = 1,960,738.72 : x
  2. Step 2: Convert to fraction form
    2,702,569.12/4,055,253.36 = 1,960,738.72/x
  3. Step 3: Cross multiply
    2,702,569.12x = 4,055,253.36 × 1,960,738.72
  4. Step 4: Simplify right side
    2,702,569.12x = 7,951,292,282,362.10
  5. Step 5: Solve for x
    x = 7,951,292,282,362.10/2,702,569.12
  6. Step 6: Final answer
    x = 2,942,123.56

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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.