Home / 2,690,855.29-4,036,297.56-696,311.29

Finding the Fourth Proportional to 2,690,855.29, 4,036,297.56 and 696,311.29

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Solution

The fourth proportional to 2,690,855.29, 4,036,297.56 and 696,311.29 is: 1,044,470.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,855.29 : 4,036,297.56 = 696,311.29 : x
  2. Step 2: Convert to fraction form
    2,690,855.29/4,036,297.56 = 696,311.29/x
  3. Step 3: Cross multiply
    2,690,855.29x = 4,036,297.56 × 696,311.29
  4. Step 4: Simplify right side
    2,690,855.29x = 2,810,519,560,827.45
  5. Step 5: Solve for x
    x = 2,810,519,560,827.45/2,690,855.29
  6. Step 6: Final answer
    x = 1,044,470.72

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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.