Home / 1,422,418.97-2,131,381.32-1,154,872.33

Finding the Fourth Proportional to 1,422,418.97, 2,131,381.32 and 1,154,872.33

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Solution

The fourth proportional to 1,422,418.97, 2,131,381.32 and 1,154,872.33 is: 1,730,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,418.97 : 2,131,381.32 = 1,154,872.33 : x
  2. Step 2: Convert to fraction form
    1,422,418.97/2,131,381.32 = 1,154,872.33/x
  3. Step 3: Cross multiply
    1,422,418.97x = 2,131,381.32 × 1,154,872.33
  4. Step 4: Simplify right side
    1,422,418.97x = 2,461,473,301,487.65
  5. Step 5: Solve for x
    x = 2,461,473,301,487.65/1,422,418.97
  6. Step 6: Final answer
    x = 1,730,484.02

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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.