Home / 2,765,375.43-4,148,063.24-872,264.49

Finding the Fourth Proportional to 2,765,375.43, 4,148,063.24 and 872,264.49

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Solution

The fourth proportional to 2,765,375.43, 4,148,063.24 and 872,264.49 is: 1,308,396.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,375.43 : 4,148,063.24 = 872,264.49 : x
  2. Step 2: Convert to fraction form
    2,765,375.43/4,148,063.24 = 872,264.49/x
  3. Step 3: Cross multiply
    2,765,375.43x = 4,148,063.24 × 872,264.49
  4. Step 4: Simplify right side
    2,765,375.43x = 3,618,208,266,526.35
  5. Step 5: Solve for x
    x = 3,618,208,266,526.35/2,765,375.43
  6. Step 6: Final answer
    x = 1,308,396.76

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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.