Home / 3,679,518.53-5,518,843.13-984,052.65

Finding the Fourth Proportional to 3,679,518.53, 5,518,843.13 and 984,052.65

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Solution

The fourth proportional to 3,679,518.53, 5,518,843.13 and 984,052.65 is: 1,475,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,518.53 : 5,518,843.13 = 984,052.65 : x
  2. Step 2: Convert to fraction form
    3,679,518.53/5,518,843.13 = 984,052.65/x
  3. Step 3: Cross multiply
    3,679,518.53x = 5,518,843.13 × 984,052.65
  4. Step 4: Simplify right side
    3,679,518.53x = 5,430,832,202,090.53
  5. Step 5: Solve for x
    x = 5,430,832,202,090.53/3,679,518.53
  6. Step 6: Final answer
    x = 1,475,962.73

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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.