Home / 2,660,096.66-3,990,705.49-862,840.01

Finding the Fourth Proportional to 2,660,096.66, 3,990,705.49 and 862,840.01

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Solution

The fourth proportional to 2,660,096.66, 3,990,705.49 and 862,840.01 is: 1,294,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,096.66 : 3,990,705.49 = 862,840.01 : x
  2. Step 2: Convert to fraction form
    2,660,096.66/3,990,705.49 = 862,840.01/x
  3. Step 3: Cross multiply
    2,660,096.66x = 3,990,705.49 × 862,840.01
  4. Step 4: Simplify right side
    2,660,096.66x = 3,443,340,375,953.97
  5. Step 5: Solve for x
    x = 3,443,340,375,953.97/2,660,096.66
  6. Step 6: Final answer
    x = 1,294,441.83

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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.