Home / 3,653,311.88-5,041,580.22-2,021,831.75

Finding the Fourth Proportional to 3,653,311.88, 5,041,580.22 and 2,021,831.75

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Solution

The fourth proportional to 3,653,311.88, 5,041,580.22 and 2,021,831.75 is: 2,790,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,311.88 : 5,041,580.22 = 2,021,831.75 : x
  2. Step 2: Convert to fraction form
    3,653,311.88/5,041,580.22 = 2,021,831.75/x
  3. Step 3: Cross multiply
    3,653,311.88x = 5,041,580.22 × 2,021,831.75
  4. Step 4: Simplify right side
    3,653,311.88x = 10,193,226,933,760.08
  5. Step 5: Solve for x
    x = 10,193,226,933,760.08/3,653,311.88
  6. Step 6: Final answer
    x = 2,790,133.25

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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.