Home / 4,111,687.31-6,167,268.32-1,271,561.63

Finding the Fourth Proportional to 4,111,687.31, 6,167,268.32 and 1,271,561.63

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Solution

The fourth proportional to 4,111,687.31, 6,167,268.32 and 1,271,561.63 is: 1,907,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111,687.31 : 6,167,268.32 = 1,271,561.63 : x
  2. Step 2: Convert to fraction form
    4,111,687.31/6,167,268.32 = 1,271,561.63/x
  3. Step 3: Cross multiply
    4,111,687.31x = 6,167,268.32 × 1,271,561.63
  4. Step 4: Simplify right side
    4,111,687.31x = 7,842,061,720,432.41
  5. Step 5: Solve for x
    x = 7,842,061,720,432.41/4,111,687.31
  6. Step 6: Final answer
    x = 1,907,261.21

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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.