Home / 1,255,057.72-1,882,720.29-401,824.24

Finding the Fourth Proportional to 1,255,057.72, 1,882,720.29 and 401,824.24

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Solution

The fourth proportional to 1,255,057.72, 1,882,720.29 and 401,824.24 is: 602,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,057.72 : 1,882,720.29 = 401,824.24 : x
  2. Step 2: Convert to fraction form
    1,255,057.72/1,882,720.29 = 401,824.24/x
  3. Step 3: Cross multiply
    1,255,057.72x = 1,882,720.29 × 401,824.24
  4. Step 4: Simplify right side
    1,255,057.72x = 756,522,649,661.83
  5. Step 5: Solve for x
    x = 756,522,649,661.83/1,255,057.72
  6. Step 6: Final answer
    x = 602,779.17

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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.