Home / 5,306,936.82-7,960,361.49-1,520,423.34

Finding the Fourth Proportional to 5,306,936.82, 7,960,361.49 and 1,520,423.34

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Solution

The fourth proportional to 5,306,936.82, 7,960,361.49 and 1,520,423.34 is: 2,280,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306,936.82 : 7,960,361.49 = 1,520,423.34 : x
  2. Step 2: Convert to fraction form
    5,306,936.82/7,960,361.49 = 1,520,423.34/x
  3. Step 3: Cross multiply
    5,306,936.82x = 7,960,361.49 × 1,520,423.34
  4. Step 4: Simplify right side
    5,306,936.82x = 12,103,119,396,631.06
  5. Step 5: Solve for x
    x = 12,103,119,396,631.06/5,306,936.82
  6. Step 6: Final answer
    x = 2,280,622.48

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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.