Home / 3,783,722.29-5,677,576.31-2,187,406.69

Finding the Fourth Proportional to 3,783,722.29, 5,677,576.31 and 2,187,406.69

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Solution

The fourth proportional to 3,783,722.29, 5,677,576.31 and 2,187,406.69 is: 3,282,262.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,722.29 : 5,677,576.31 = 2,187,406.69 : x
  2. Step 2: Convert to fraction form
    3,783,722.29/5,677,576.31 = 2,187,406.69/x
  3. Step 3: Cross multiply
    3,783,722.29x = 5,677,576.31 × 2,187,406.69
  4. Step 4: Simplify right side
    3,783,722.29x = 12,419,168,403,479.51
  5. Step 5: Solve for x
    x = 12,419,168,403,479.51/3,783,722.29
  6. Step 6: Final answer
    x = 3,282,262.14

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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.