Home / 1,092,121.83-1,638,072.01-293,299.57

Finding the Fourth Proportional to 1,092,121.83, 1,638,072.01 and 293,299.57

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Solution

The fourth proportional to 1,092,121.83, 1,638,072.01 and 293,299.57 is: 439,919.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,121.83 : 1,638,072.01 = 293,299.57 : x
  2. Step 2: Convert to fraction form
    1,092,121.83/1,638,072.01 = 293,299.57/x
  3. Step 3: Cross multiply
    1,092,121.83x = 1,638,072.01 × 293,299.57
  4. Step 4: Simplify right side
    1,092,121.83x = 480,445,816,162.04
  5. Step 5: Solve for x
    x = 480,445,816,162.04/1,092,121.83
  6. Step 6: Final answer
    x = 439,919.62

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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.