Home / 4,870,871.92-7,276,440.29-3,511,432.72

Finding the Fourth Proportional to 4,870,871.92, 7,276,440.29 and 3,511,432.72

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Solution

The fourth proportional to 4,870,871.92, 7,276,440.29 and 3,511,432.72 is: 5,245,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,871.92 : 7,276,440.29 = 3,511,432.72 : x
  2. Step 2: Convert to fraction form
    4,870,871.92/7,276,440.29 = 3,511,432.72/x
  3. Step 3: Cross multiply
    4,870,871.92x = 7,276,440.29 × 3,511,432.72
  4. Step 4: Simplify right side
    4,870,871.92x = 25,550,730,519,432.29
  5. Step 5: Solve for x
    x = 25,550,730,519,432.29/4,870,871.92
  6. Step 6: Final answer
    x = 5,245,617.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.