Home / 1,328,159.57-1,832,851.76-755,199.80

Finding the Fourth Proportional to 1,328,159.57, 1,832,851.76 and 755,199.80

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Solution

The fourth proportional to 1,328,159.57, 1,832,851.76 and 755,199.80 is: 1,042,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,159.57 : 1,832,851.76 = 755,199.80 : x
  2. Step 2: Convert to fraction form
    1,328,159.57/1,832,851.76 = 755,199.80/x
  3. Step 3: Cross multiply
    1,328,159.57x = 1,832,851.76 × 755,199.80
  4. Step 4: Simplify right side
    1,328,159.57x = 1,384,169,282,581.65
  5. Step 5: Solve for x
    x = 1,384,169,282,581.65/1,328,159.57
  6. Step 6: Final answer
    x = 1,042,170.92

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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.