Home / 2,079,046.80-3,118,278.60-659,246.40

Finding the Fourth Proportional to 2,079,046.80, 3,118,278.60 and 659,246.40

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Solution

The fourth proportional to 2,079,046.80, 3,118,278.60 and 659,246.40 is: 988,777.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,046.80 : 3,118,278.60 = 659,246.40 : x
  2. Step 2: Convert to fraction form
    2,079,046.80/3,118,278.60 = 659,246.40/x
  3. Step 3: Cross multiply
    2,079,046.80x = 3,118,278.60 × 659,246.40
  4. Step 4: Simplify right side
    2,079,046.80x = 2,055,713,941,247.04
  5. Step 5: Solve for x
    x = 2,055,713,941,247.04/2,079,046.80
  6. Step 6: Final answer
    x = 988,777.14

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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.