Home / 1,328,159.28-1,832,851.36-755,199.44

Finding the Fourth Proportional to 1,328,159.28, 1,832,851.36 and 755,199.44

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Solution

The fourth proportional to 1,328,159.28, 1,832,851.36 and 755,199.44 is: 1,042,170.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,159.28 : 1,832,851.36 = 755,199.44 : x
  2. Step 2: Convert to fraction form
    1,328,159.28/1,832,851.36 = 755,199.44/x
  3. Step 3: Cross multiply
    1,328,159.28x = 1,832,851.36 × 755,199.44
  4. Step 4: Simplify right side
    1,328,159.28x = 1,384,168,320,675.24
  5. Step 5: Solve for x
    x = 1,384,168,320,675.24/1,328,159.28
  6. Step 6: Final answer
    x = 1,042,170.42

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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.