Home / 1,540,121.62-2,124,514.59-895,470.56

Finding the Fourth Proportional to 1,540,121.62, 2,124,514.59 and 895,470.56

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Solution

The fourth proportional to 1,540,121.62, 2,124,514.59 and 895,470.56 is: 1,235,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,121.62 : 2,124,514.59 = 895,470.56 : x
  2. Step 2: Convert to fraction form
    1,540,121.62/2,124,514.59 = 895,470.56/x
  3. Step 3: Cross multiply
    1,540,121.62x = 2,124,514.59 × 895,470.56
  4. Step 4: Simplify right side
    1,540,121.62x = 1,902,440,269,635.47
  5. Step 5: Solve for x
    x = 1,902,440,269,635.47/1,540,121.62
  6. Step 6: Final answer
    x = 1,235,253.27

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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.