Home / 2,838,380.23-4,258,248.31-945,138.07

Finding the Fourth Proportional to 2,838,380.23, 4,258,248.31 and 945,138.07

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Solution

The fourth proportional to 2,838,380.23, 4,258,248.31 and 945,138.07 is: 1,417,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,380.23 : 4,258,248.31 = 945,138.07 : x
  2. Step 2: Convert to fraction form
    2,838,380.23/4,258,248.31 = 945,138.07/x
  3. Step 3: Cross multiply
    2,838,380.23x = 4,258,248.31 × 945,138.07
  4. Step 4: Simplify right side
    2,838,380.23x = 4,024,632,568,002.92
  5. Step 5: Solve for x
    x = 4,024,632,568,002.92/2,838,380.23
  6. Step 6: Final answer
    x = 1,417,932.85

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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.