Home / 2,638,197.64-3,957,449.54-744,780.52

Finding the Fourth Proportional to 2,638,197.64, 3,957,449.54 and 744,780.52

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Solution

The fourth proportional to 2,638,197.64, 3,957,449.54 and 744,780.52 is: 1,117,214.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,197.64 : 3,957,449.54 = 744,780.52 : x
  2. Step 2: Convert to fraction form
    2,638,197.64/3,957,449.54 = 744,780.52/x
  3. Step 3: Cross multiply
    2,638,197.64x = 3,957,449.54 × 744,780.52
  4. Step 4: Simplify right side
    2,638,197.64x = 2,947,431,326,274.96
  5. Step 5: Solve for x
    x = 2,947,431,326,274.96/2,638,197.64
  6. Step 6: Final answer
    x = 1,117,214.00

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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.