Home / 1,344,405.20-2,016,559.20-545,664.20

Finding the Fourth Proportional to 1,344,405.20, 2,016,559.20 and 545,664.20

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Solution

The fourth proportional to 1,344,405.20, 2,016,559.20 and 545,664.20 is: 818,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,405.20 : 2,016,559.20 = 545,664.20 : x
  2. Step 2: Convert to fraction form
    1,344,405.20/2,016,559.20 = 545,664.20/x
  3. Step 3: Cross multiply
    1,344,405.20x = 2,016,559.20 × 545,664.20
  4. Step 4: Simplify right side
    1,344,405.20x = 1,100,364,162,620.64
  5. Step 5: Solve for x
    x = 1,100,364,162,620.64/1,344,405.20
  6. Step 6: Final answer
    x = 818,476.57

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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.