Home / 2,082,451.80-3,123,920.70-662,651.40

Finding the Fourth Proportional to 2,082,451.80, 3,123,920.70 and 662,651.40

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Solution

The fourth proportional to 2,082,451.80, 3,123,920.70 and 662,651.40 is: 994,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,451.80 : 3,123,920.70 = 662,651.40 : x
  2. Step 2: Convert to fraction form
    2,082,451.80/3,123,920.70 = 662,651.40/x
  3. Step 3: Cross multiply
    2,082,451.80x = 3,123,920.70 × 662,651.40
  4. Step 4: Simplify right side
    2,082,451.80x = 2,070,070,425,343.98
  5. Step 5: Solve for x
    x = 2,070,070,425,343.98/2,082,451.80
  6. Step 6: Final answer
    x = 994,054.42

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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.