Home / 2,201,362.35-3,302,371.62-781,299.51

Finding the Fourth Proportional to 2,201,362.35, 3,302,371.62 and 781,299.51

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Solution

The fourth proportional to 2,201,362.35, 3,302,371.62 and 781,299.51 is: 1,172,065.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,362.35 : 3,302,371.62 = 781,299.51 : x
  2. Step 2: Convert to fraction form
    2,201,362.35/3,302,371.62 = 781,299.51/x
  3. Step 3: Cross multiply
    2,201,362.35x = 3,302,371.62 × 781,299.51
  4. Step 4: Simplify right side
    2,201,362.35x = 2,580,141,328,543.91
  5. Step 5: Solve for x
    x = 2,580,141,328,543.91/2,201,362.35
  6. Step 6: Final answer
    x = 1,172,065.71

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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.