Home / 2,079,089.70-3,118,634.55-1,519,217.70

Finding the Fourth Proportional to 2,079,089.70, 3,118,634.55 and 1,519,217.70

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Solution

The fourth proportional to 2,079,089.70, 3,118,634.55 and 1,519,217.70 is: 2,278,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,089.70 : 3,118,634.55 = 1,519,217.70 : x
  2. Step 2: Convert to fraction form
    2,079,089.70/3,118,634.55 = 1,519,217.70/x
  3. Step 3: Cross multiply
    2,079,089.70x = 3,118,634.55 × 1,519,217.70
  4. Step 4: Simplify right side
    2,079,089.70x = 4,737,884,808,191.53
  5. Step 5: Solve for x
    x = 4,737,884,808,191.53/2,079,089.70
  6. Step 6: Final answer
    x = 2,278,826.55

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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.