Home / 1,328,169.30-1,832,865.06-755,209.38

Finding the Fourth Proportional to 1,328,169.30, 1,832,865.06 and 755,209.38

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Solution

The fourth proportional to 1,328,169.30, 1,832,865.06 and 755,209.38 is: 1,042,184.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,169.30 : 1,832,865.06 = 755,209.38 : x
  2. Step 2: Convert to fraction form
    1,328,169.30/1,832,865.06 = 755,209.38/x
  3. Step 3: Cross multiply
    1,328,169.30x = 1,832,865.06 × 755,209.38
  4. Step 4: Simplify right side
    1,328,169.30x = 1,384,196,885,586.26
  5. Step 5: Solve for x
    x = 1,384,196,885,586.26/1,328,169.30
  6. Step 6: Final answer
    x = 1,042,184.07

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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.