Home / 2,106,096.88-3,159,620.96-666,867.72

Finding the Fourth Proportional to 2,106,096.88, 3,159,620.96 and 666,867.72

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Solution

The fourth proportional to 2,106,096.88, 3,159,620.96 and 666,867.72 is: 1,000,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,096.88 : 3,159,620.96 = 666,867.72 : x
  2. Step 2: Convert to fraction form
    2,106,096.88/3,159,620.96 = 666,867.72/x
  3. Step 3: Cross multiply
    2,106,096.88x = 3,159,620.96 × 666,867.72
  4. Step 4: Simplify right side
    2,106,096.88x = 2,107,049,225,659.41
  5. Step 5: Solve for x
    x = 2,107,049,225,659.41/2,106,096.88
  6. Step 6: Final answer
    x = 1,000,452.19

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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.