Home / 1,815,799.70-2,720,156.21-1,414,561.75

Finding the Fourth Proportional to 1,815,799.70, 2,720,156.21 and 1,414,561.75

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Solution

The fourth proportional to 1,815,799.70, 2,720,156.21 and 1,414,561.75 is: 2,119,082.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,799.70 : 2,720,156.21 = 1,414,561.75 : x
  2. Step 2: Convert to fraction form
    1,815,799.70/2,720,156.21 = 1,414,561.75/x
  3. Step 3: Cross multiply
    1,815,799.70x = 2,720,156.21 × 1,414,561.75
  4. Step 4: Simplify right side
    1,815,799.70x = 3,847,828,914,817.77
  5. Step 5: Solve for x
    x = 3,847,828,914,817.77/1,815,799.70
  6. Step 6: Final answer
    x = 2,119,082.25

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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.