Home / 5,256,589.28-7,885,660.32-1,661,540.36

Finding the Fourth Proportional to 5,256,589.28, 7,885,660.32 and 1,661,540.36

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Solution

The fourth proportional to 5,256,589.28, 7,885,660.32 and 1,661,540.36 is: 2,492,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,589.28 : 7,885,660.32 = 1,661,540.36 : x
  2. Step 2: Convert to fraction form
    5,256,589.28/7,885,660.32 = 1,661,540.36/x
  3. Step 3: Cross multiply
    5,256,589.28x = 7,885,660.32 × 1,661,540.36
  4. Step 4: Simplify right side
    5,256,589.28x = 13,102,342,886,930.52
  5. Step 5: Solve for x
    x = 13,102,342,886,930.52/5,256,589.28
  6. Step 6: Final answer
    x = 2,492,555.95

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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.