Home / 3,144,161.96-4,715,980.00-869,714.44

Finding the Fourth Proportional to 3,144,161.96, 4,715,980.00 and 869,714.44

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Solution

The fourth proportional to 3,144,161.96, 4,715,980.00 and 869,714.44 is: 1,304,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,161.96 : 4,715,980.00 = 869,714.44 : x
  2. Step 2: Convert to fraction form
    3,144,161.96/4,715,980.00 = 869,714.44/x
  3. Step 3: Cross multiply
    3,144,161.96x = 4,715,980.00 × 869,714.44
  4. Step 4: Simplify right side
    3,144,161.96x = 4,101,555,906,496.73
  5. Step 5: Solve for x
    x = 4,101,555,906,496.73/3,144,161.96
  6. Step 6: Final answer
    x = 1,304,498.93

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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.