Home / 3,261,231.79-4,500,785.06-1,811,210.70

Finding the Fourth Proportional to 3,261,231.79, 4,500,785.06 and 1,811,210.70

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Solution

The fourth proportional to 3,261,231.79, 4,500,785.06 and 1,811,210.70 is: 2,499,629.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,231.79 : 4,500,785.06 = 1,811,210.70 : x
  2. Step 2: Convert to fraction form
    3,261,231.79/4,500,785.06 = 1,811,210.70/x
  3. Step 3: Cross multiply
    3,261,231.79x = 4,500,785.06 × 1,811,210.70
  4. Step 4: Simplify right side
    3,261,231.79x = 8,151,870,059,072.14
  5. Step 5: Solve for x
    x = 8,151,870,059,072.14/3,261,231.79
  6. Step 6: Final answer
    x = 2,499,629.15

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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.