Home / 2,791,785.87-3,851,683.38-1,825,481.79

Finding the Fourth Proportional to 2,791,785.87, 3,851,683.38 and 1,825,481.79

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Solution

The fourth proportional to 2,791,785.87, 3,851,683.38 and 1,825,481.79 is: 2,518,523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,785.87 : 3,851,683.38 = 1,825,481.79 : x
  2. Step 2: Convert to fraction form
    2,791,785.87/3,851,683.38 = 1,825,481.79/x
  3. Step 3: Cross multiply
    2,791,785.87x = 3,851,683.38 × 1,825,481.79
  4. Step 4: Simplify right side
    2,791,785.87x = 7,031,177,871,035.65
  5. Step 5: Solve for x
    x = 7,031,177,871,035.65/2,791,785.87
  6. Step 6: Final answer
    x = 2,518,523.34

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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.