Home / 1,072,531.44-1,480,105.44-589,107.78

Finding the Fourth Proportional to 1,072,531.44, 1,480,105.44 and 589,107.78

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Solution

The fourth proportional to 1,072,531.44, 1,480,105.44 and 589,107.78 is: 812,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,531.44 : 1,480,105.44 = 589,107.78 : x
  2. Step 2: Convert to fraction form
    1,072,531.44/1,480,105.44 = 589,107.78/x
  3. Step 3: Cross multiply
    1,072,531.44x = 1,480,105.44 × 589,107.78
  4. Step 4: Simplify right side
    1,072,531.44x = 871,941,629,924.32
  5. Step 5: Solve for x
    x = 871,941,629,924.32/1,072,531.44
  6. Step 6: Final answer
    x = 812,975.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.