Home / 5,078,491-7,618,183.62-1,883,652.28

Finding the Fourth Proportional to 5,078,491, 7,618,183.62 and 1,883,652.28

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Solution

The fourth proportional to 5,078,491, 7,618,183.62 and 1,883,652.28 is: 2,825,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,491 : 7,618,183.62 = 1,883,652.28 : x
  2. Step 2: Convert to fraction form
    5,078,491/7,618,183.62 = 1,883,652.28/x
  3. Step 3: Cross multiply
    5,078,491x = 7,618,183.62 × 1,883,652.28
  4. Step 4: Simplify right side
    5,078,491x = 14,350,008,945,271.65
  5. Step 5: Solve for x
    x = 14,350,008,945,271.65/5,078,491
  6. Step 6: Final answer
    x = 2,825,644.26

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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.