Home / 2,147,817.72-3,227,631.53-2,007,379.51

Finding the Fourth Proportional to 2,147,817.72, 3,227,631.53 and 2,007,379.51

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Solution

The fourth proportional to 2,147,817.72, 3,227,631.53 and 2,007,379.51 is: 3,016,588.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,817.72 : 3,227,631.53 = 2,007,379.51 : x
  2. Step 2: Convert to fraction form
    2,147,817.72/3,227,631.53 = 2,007,379.51/x
  3. Step 3: Cross multiply
    2,147,817.72x = 3,227,631.53 × 2,007,379.51
  4. Step 4: Simplify right side
    2,147,817.72x = 6,479,081,399,151.95
  5. Step 5: Solve for x
    x = 6,479,081,399,151.95/2,147,817.72
  6. Step 6: Final answer
    x = 3,016,588.11

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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.