Home / 3,025,749.02-4,538,672.78-866,765.72

Finding the Fourth Proportional to 3,025,749.02, 4,538,672.78 and 866,765.72

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Solution

The fourth proportional to 3,025,749.02, 4,538,672.78 and 866,765.72 is: 1,300,162.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,749.02 : 4,538,672.78 = 866,765.72 : x
  2. Step 2: Convert to fraction form
    3,025,749.02/4,538,672.78 = 866,765.72/x
  3. Step 3: Cross multiply
    3,025,749.02x = 4,538,672.78 × 866,765.72
  4. Step 4: Simplify right side
    3,025,749.02x = 3,933,965,987,013.96
  5. Step 5: Solve for x
    x = 3,933,965,987,013.96/3,025,749.02
  6. Step 6: Final answer
    x = 1,300,162.69

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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.