Home / 2,809,616.07-3,877,279.97-1,520,456.16

Finding the Fourth Proportional to 2,809,616.07, 3,877,279.97 and 1,520,456.16

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Solution

The fourth proportional to 2,809,616.07, 3,877,279.97 and 1,520,456.16 is: 2,098,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,616.07 : 3,877,279.97 = 1,520,456.16 : x
  2. Step 2: Convert to fraction form
    2,809,616.07/3,877,279.97 = 1,520,456.16/x
  3. Step 3: Cross multiply
    2,809,616.07x = 3,877,279.97 × 1,520,456.16
  4. Step 4: Simplify right side
    2,809,616.07x = 5,895,234,206,828.83
  5. Step 5: Solve for x
    x = 5,895,234,206,828.83/2,809,616.07
  6. Step 6: Final answer
    x = 2,098,234.80

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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.