Home / 4,882,215.45-6,737,856.59-2,707,440.78

Finding the Fourth Proportional to 4,882,215.45, 6,737,856.59 and 2,707,440.78

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Solution

The fourth proportional to 4,882,215.45, 6,737,856.59 and 2,707,440.78 is: 3,736,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882,215.45 : 6,737,856.59 = 2,707,440.78 : x
  2. Step 2: Convert to fraction form
    4,882,215.45/6,737,856.59 = 2,707,440.78/x
  3. Step 3: Cross multiply
    4,882,215.45x = 6,737,856.59 × 2,707,440.78
  4. Step 4: Simplify right side
    4,882,215.45x = 18,242,347,688,020.54
  5. Step 5: Solve for x
    x = 18,242,347,688,020.54/4,882,215.45
  6. Step 6: Final answer
    x = 3,736,489.69

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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.