Home / 4,157,515.24-6,236,287.31-1,278,862.54

Finding the Fourth Proportional to 4,157,515.24, 6,236,287.31 and 1,278,862.54

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Solution

The fourth proportional to 4,157,515.24, 6,236,287.31 and 1,278,862.54 is: 1,918,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157,515.24 : 6,236,287.31 = 1,278,862.54 : x
  2. Step 2: Convert to fraction form
    4,157,515.24/6,236,287.31 = 1,278,862.54/x
  3. Step 3: Cross multiply
    4,157,515.24x = 6,236,287.31 × 1,278,862.54
  4. Step 4: Simplify right side
    4,157,515.24x = 7,975,354,229,436.37
  5. Step 5: Solve for x
    x = 7,975,354,229,436.37/4,157,515.24
  6. Step 6: Final answer
    x = 1,918,298.25

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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.