Home / 3,347,987.26-5,022,627.28-1,428,870.46

Finding the Fourth Proportional to 3,347,987.26, 5,022,627.28 and 1,428,870.46

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Solution

The fourth proportional to 3,347,987.26, 5,022,627.28 and 1,428,870.46 is: 2,143,581.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,987.26 : 5,022,627.28 = 1,428,870.46 : x
  2. Step 2: Convert to fraction form
    3,347,987.26/5,022,627.28 = 1,428,870.46/x
  3. Step 3: Cross multiply
    3,347,987.26x = 5,022,627.28 × 1,428,870.46
  4. Step 4: Simplify right side
    3,347,987.26x = 7,176,683,751,982.15
  5. Step 5: Solve for x
    x = 7,176,683,751,982.15/3,347,987.26
  6. Step 6: Final answer
    x = 2,143,581.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.