Home / 1,458,579.16-2,188,847.22-511,952.68

Finding the Fourth Proportional to 1,458,579.16, 2,188,847.22 and 511,952.68

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Solution

The fourth proportional to 1,458,579.16, 2,188,847.22 and 511,952.68 is: 768,272.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,579.16 : 2,188,847.22 = 511,952.68 : x
  2. Step 2: Convert to fraction form
    1,458,579.16/2,188,847.22 = 511,952.68/x
  3. Step 3: Cross multiply
    1,458,579.16x = 2,188,847.22 × 511,952.68
  4. Step 4: Simplify right side
    1,458,579.16x = 1,120,586,200,389.55
  5. Step 5: Solve for x
    x = 1,120,586,200,389.55/1,458,579.16
  6. Step 6: Final answer
    x = 768,272.46

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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.