Home / 3,091,954.24-4,266,940.96-1,868,089.92

Finding the Fourth Proportional to 3,091,954.24, 4,266,940.96 and 1,868,089.92

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Solution

The fourth proportional to 3,091,954.24, 4,266,940.96 and 1,868,089.92 is: 2,577,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,954.24 : 4,266,940.96 = 1,868,089.92 : x
  2. Step 2: Convert to fraction form
    3,091,954.24/4,266,940.96 = 1,868,089.92/x
  3. Step 3: Cross multiply
    3,091,954.24x = 4,266,940.96 × 1,868,089.92
  4. Step 4: Simplify right side
    3,091,954.24x = 7,971,029,396,611.12
  5. Step 5: Solve for x
    x = 7,971,029,396,611.12/3,091,954.24
  6. Step 6: Final answer
    x = 2,577,990.74

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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.