Home / 2,517,982.20-3,776,968.58-788,984.40

Finding the Fourth Proportional to 2,517,982.20, 3,776,968.58 and 788,984.40

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Solution

The fourth proportional to 2,517,982.20, 3,776,968.58 and 788,984.40 is: 1,183,475.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517,982.20 : 3,776,968.58 = 788,984.40 : x
  2. Step 2: Convert to fraction form
    2,517,982.20/3,776,968.58 = 788,984.40/x
  3. Step 3: Cross multiply
    2,517,982.20x = 3,776,968.58 × 788,984.40
  4. Step 4: Simplify right side
    2,517,982.20x = 2,979,969,284,965.23
  5. Step 5: Solve for x
    x = 2,979,969,284,965.23/2,517,982.20
  6. Step 6: Final answer
    x = 1,183,475.12

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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.