Home / 3,615,419.52-4,989,594.56-1,984,141.68

Finding the Fourth Proportional to 3,615,419.52, 4,989,594.56 and 1,984,141.68

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Solution

The fourth proportional to 3,615,419.52, 4,989,594.56 and 1,984,141.68 is: 2,738,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,419.52 : 4,989,594.56 = 1,984,141.68 : x
  2. Step 2: Convert to fraction form
    3,615,419.52/4,989,594.56 = 1,984,141.68/x
  3. Step 3: Cross multiply
    3,615,419.52x = 4,989,594.56 × 1,984,141.68
  4. Step 4: Simplify right side
    3,615,419.52x = 9,900,062,532,797.26
  5. Step 5: Solve for x
    x = 9,900,062,532,797.26/3,615,419.52
  6. Step 6: Final answer
    x = 2,738,288.73

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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.