Home / 1,633,123.32-2,253,836.30-979,773.88

Finding the Fourth Proportional to 1,633,123.32, 2,253,836.30 and 979,773.88

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Solution

The fourth proportional to 1,633,123.32, 2,253,836.30 and 979,773.88 is: 1,352,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,123.32 : 2,253,836.30 = 979,773.88 : x
  2. Step 2: Convert to fraction form
    1,633,123.32/2,253,836.30 = 979,773.88/x
  3. Step 3: Cross multiply
    1,633,123.32x = 2,253,836.30 × 979,773.88
  4. Step 4: Simplify right side
    1,633,123.32x = 2,208,249,936,535.84
  5. Step 5: Solve for x
    x = 2,208,249,936,535.84/1,633,123.32
  6. Step 6: Final answer
    x = 1,352,163.62

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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.