Home / 2,156,268.81-3,233,455.96-807,485.43

Finding the Fourth Proportional to 2,156,268.81, 3,233,455.96 and 807,485.43

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Solution

The fourth proportional to 2,156,268.81, 3,233,455.96 and 807,485.43 is: 1,210,873.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,268.81 : 3,233,455.96 = 807,485.43 : x
  2. Step 2: Convert to fraction form
    2,156,268.81/3,233,455.96 = 807,485.43/x
  3. Step 3: Cross multiply
    2,156,268.81x = 3,233,455.96 × 807,485.43
  4. Step 4: Simplify right side
    2,156,268.81x = 2,610,968,576,246.66
  5. Step 5: Solve for x
    x = 2,610,968,576,246.66/2,156,268.81
  6. Step 6: Final answer
    x = 1,210,873.41

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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.