Home / 1,328,158.08-1,832,849.69-755,198.30

Finding the Fourth Proportional to 1,328,158.08, 1,832,849.69 and 755,198.30

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Solution

The fourth proportional to 1,328,158.08, 1,832,849.69 and 755,198.30 is: 1,042,168.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,158.08 : 1,832,849.69 = 755,198.30 : x
  2. Step 2: Convert to fraction form
    1,328,158.08/1,832,849.69 = 755,198.30/x
  3. Step 3: Cross multiply
    1,328,158.08x = 1,832,849.69 × 755,198.30
  4. Step 4: Simplify right side
    1,328,158.08x = 1,384,164,960,879.28
  5. Step 5: Solve for x
    x = 1,384,164,960,879.28/1,328,158.08
  6. Step 6: Final answer
    x = 1,042,168.84

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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.