Home / 5,440,408.80-8,160,920.40-1,654,015.20

Finding the Fourth Proportional to 5,440,408.80, 8,160,920.40 and 1,654,015.20

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Solution

The fourth proportional to 5,440,408.80, 8,160,920.40 and 1,654,015.20 is: 2,481,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,408.80 : 8,160,920.40 = 1,654,015.20 : x
  2. Step 2: Convert to fraction form
    5,440,408.80/8,160,920.40 = 1,654,015.20/x
  3. Step 3: Cross multiply
    5,440,408.80x = 8,160,920.40 × 1,654,015.20
  4. Step 4: Simplify right side
    5,440,408.80x = 13,498,286,387,590.08
  5. Step 5: Solve for x
    x = 13,498,286,387,590.08/5,440,408.80
  6. Step 6: Final answer
    x = 2,481,116.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.