Home / 1,269,732.16-1,752,256.80-696,738.88

Finding the Fourth Proportional to 1,269,732.16, 1,752,256.80 and 696,738.88

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Solution

The fourth proportional to 1,269,732.16, 1,752,256.80 and 696,738.88 is: 961,514.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,732.16 : 1,752,256.80 = 696,738.88 : x
  2. Step 2: Convert to fraction form
    1,269,732.16/1,752,256.80 = 696,738.88/x
  3. Step 3: Cross multiply
    1,269,732.16x = 1,752,256.80 × 696,738.88
  4. Step 4: Simplify right side
    1,269,732.16x = 1,220,865,440,304.38
  5. Step 5: Solve for x
    x = 1,220,865,440,304.38/1,269,732.16
  6. Step 6: Final answer
    x = 961,514.15

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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.