Home / 3,653,315.91-5,041,585.77-2,021,835.78

Finding the Fourth Proportional to 3,653,315.91, 5,041,585.77 and 2,021,835.78

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Solution

The fourth proportional to 3,653,315.91, 5,041,585.77 and 2,021,835.78 is: 2,790,138.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,315.91 : 5,041,585.77 = 2,021,835.78 : x
  2. Step 2: Convert to fraction form
    3,653,315.91/5,041,585.77 = 2,021,835.78/x
  3. Step 3: Cross multiply
    3,653,315.91x = 5,041,585.77 × 2,021,835.78
  4. Step 4: Simplify right side
    3,653,315.91x = 10,193,258,497,724.85
  5. Step 5: Solve for x
    x = 10,193,258,497,724.85/3,653,315.91
  6. Step 6: Final answer
    x = 2,790,138.81

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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.