Home / 2,015,020.80-3,022,466.40-667,245.60

Finding the Fourth Proportional to 2,015,020.80, 3,022,466.40 and 667,245.60

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Solution

The fourth proportional to 2,015,020.80, 3,022,466.40 and 667,245.60 is: 1,000,846.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,020.80 : 3,022,466.40 = 667,245.60 : x
  2. Step 2: Convert to fraction form
    2,015,020.80/3,022,466.40 = 667,245.60/x
  3. Step 3: Cross multiply
    2,015,020.80x = 3,022,466.40 × 667,245.60
  4. Step 4: Simplify right side
    2,015,020.80x = 2,016,727,406,547.84
  5. Step 5: Solve for x
    x = 2,016,727,406,547.84/2,015,020.80
  6. Step 6: Final answer
    x = 1,000,846.94

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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.