Home / 1,436,418.78-2,154,452.59-371,371.65

Finding the Fourth Proportional to 1,436,418.78, 2,154,452.59 and 371,371.65

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Solution

The fourth proportional to 1,436,418.78, 2,154,452.59 and 371,371.65 is: 557,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,418.78 : 2,154,452.59 = 371,371.65 : x
  2. Step 2: Convert to fraction form
    1,436,418.78/2,154,452.59 = 371,371.65/x
  3. Step 3: Cross multiply
    1,436,418.78x = 2,154,452.59 × 371,371.65
  4. Step 4: Simplify right side
    1,436,418.78x = 800,102,613,195.07
  5. Step 5: Solve for x
    x = 800,102,613,195.07/1,436,418.78
  6. Step 6: Final answer
    x = 557,012.08

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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.