Home / 3,236,665.40-4,466,576.25-1,786,360.80

Finding the Fourth Proportional to 3,236,665.40, 4,466,576.25 and 1,786,360.80

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Solution

The fourth proportional to 3,236,665.40, 4,466,576.25 and 1,786,360.80 is: 2,465,165.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,665.40 : 4,466,576.25 = 1,786,360.80 : x
  2. Step 2: Convert to fraction form
    3,236,665.40/4,466,576.25 = 1,786,360.80/x
  3. Step 3: Cross multiply
    3,236,665.40x = 4,466,576.25 × 1,786,360.80
  4. Step 4: Simplify right side
    3,236,665.40x = 7,978,916,723,211
  5. Step 5: Solve for x
    x = 7,978,916,723,211/3,236,665.40
  6. Step 6: Final answer
    x = 2,465,165.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.