Home / 2,870,969.20-4,304,380.20-1,609,183.60

Finding the Fourth Proportional to 2,870,969.20, 4,304,380.20 and 1,609,183.60

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Solution

The fourth proportional to 2,870,969.20, 4,304,380.20 and 1,609,183.60 is: 2,412,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,969.20 : 4,304,380.20 = 1,609,183.60 : x
  2. Step 2: Convert to fraction form
    2,870,969.20/4,304,380.20 = 1,609,183.60/x
  3. Step 3: Cross multiply
    2,870,969.20x = 4,304,380.20 × 1,609,183.60
  4. Step 4: Simplify right side
    2,870,969.20x = 6,926,538,026,004.72
  5. Step 5: Solve for x
    x = 6,926,538,026,004.72/2,870,969.20
  6. Step 6: Final answer
    x = 2,412,613.14

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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.