Home / 1,256,212.26-1,733,851.91-766,290.04

Finding the Fourth Proportional to 1,256,212.26, 1,733,851.91 and 766,290.04

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Solution

The fourth proportional to 1,256,212.26, 1,733,851.91 and 766,290.04 is: 1,057,650.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,212.26 : 1,733,851.91 = 766,290.04 : x
  2. Step 2: Convert to fraction form
    1,256,212.26/1,733,851.91 = 766,290.04/x
  3. Step 3: Cross multiply
    1,256,212.26x = 1,733,851.91 × 766,290.04
  4. Step 4: Simplify right side
    1,256,212.26x = 1,328,633,447,049.07
  5. Step 5: Solve for x
    x = 1,328,633,447,049.07/1,256,212.26
  6. Step 6: Final answer
    x = 1,057,650.44

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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.