Home / 3,906,327.06-5,390,730.59-2,164,109.67

Finding the Fourth Proportional to 3,906,327.06, 5,390,730.59 and 2,164,109.67

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Solution

The fourth proportional to 3,906,327.06, 5,390,730.59 and 2,164,109.67 is: 2,986,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,327.06 : 5,390,730.59 = 2,164,109.67 : x
  2. Step 2: Convert to fraction form
    3,906,327.06/5,390,730.59 = 2,164,109.67/x
  3. Step 3: Cross multiply
    3,906,327.06x = 5,390,730.59 × 2,164,109.67
  4. Step 4: Simplify right side
    3,906,327.06x = 11,666,132,198,183.80
  5. Step 5: Solve for x
    x = 11,666,132,198,183.80/3,906,327.06
  6. Step 6: Final answer
    x = 2,986,470.93

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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.