Home / 2,419,584.40-3,629,376.60-646,656.40

Finding the Fourth Proportional to 2,419,584.40, 3,629,376.60 and 646,656.40

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Solution

The fourth proportional to 2,419,584.40, 3,629,376.60 and 646,656.40 is: 969,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,584.40 : 3,629,376.60 = 646,656.40 : x
  2. Step 2: Convert to fraction form
    2,419,584.40/3,629,376.60 = 646,656.40/x
  3. Step 3: Cross multiply
    2,419,584.40x = 3,629,376.60 × 646,656.40
  4. Step 4: Simplify right side
    2,419,584.40x = 2,346,959,606,400.24
  5. Step 5: Solve for x
    x = 2,346,959,606,400.24/2,419,584.40
  6. Step 6: Final answer
    x = 969,984.60

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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.