Home / 3,668,785.61-5,063,391.22-2,218,491.42

Finding the Fourth Proportional to 3,668,785.61, 5,063,391.22 and 2,218,491.42

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Solution

The fourth proportional to 3,668,785.61, 5,063,391.22 and 2,218,491.42 is: 3,061,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668,785.61 : 5,063,391.22 = 2,218,491.42 : x
  2. Step 2: Convert to fraction form
    3,668,785.61/5,063,391.22 = 2,218,491.42/x
  3. Step 3: Cross multiply
    3,668,785.61x = 5,063,391.22 × 2,218,491.42
  4. Step 4: Simplify right side
    3,668,785.61x = 11,233,089,988,019.36
  5. Step 5: Solve for x
    x = 11,233,089,988,019.36/3,668,785.61
  6. Step 6: Final answer
    x = 3,061,800.60

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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.