Home / 2,167,533.76-3,251,757.18-819,666.53

Finding the Fourth Proportional to 2,167,533.76, 3,251,757.18 and 819,666.53

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Solution

The fourth proportional to 2,167,533.76, 3,251,757.18 and 819,666.53 is: 1,229,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,533.76 : 3,251,757.18 = 819,666.53 : x
  2. Step 2: Convert to fraction form
    2,167,533.76/3,251,757.18 = 819,666.53/x
  3. Step 3: Cross multiply
    2,167,533.76x = 3,251,757.18 × 819,666.53
  4. Step 4: Simplify right side
    2,167,533.76x = 2,665,356,524,133.19
  5. Step 5: Solve for x
    x = 2,665,356,524,133.19/2,167,533.76
  6. Step 6: Final answer
    x = 1,229,672.44

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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.