Home / 3,271,060.18-4,906,309.20-1,991,335.51

Finding the Fourth Proportional to 3,271,060.18, 4,906,309.20 and 1,991,335.51

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Solution

The fourth proportional to 3,271,060.18, 4,906,309.20 and 1,991,335.51 is: 2,986,832.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,060.18 : 4,906,309.20 = 1,991,335.51 : x
  2. Step 2: Convert to fraction form
    3,271,060.18/4,906,309.20 = 1,991,335.51/x
  3. Step 3: Cross multiply
    3,271,060.18x = 4,906,309.20 × 1,991,335.51
  4. Step 4: Simplify right side
    3,271,060.18x = 9,770,107,732,999.69
  5. Step 5: Solve for x
    x = 9,770,107,732,999.69/3,271,060.18
  6. Step 6: Final answer
    x = 2,986,832.16

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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.