Home / 1,344,268.42-2,016,400.78-624,216.37

Finding the Fourth Proportional to 1,344,268.42, 2,016,400.78 and 624,216.37

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Solution

The fourth proportional to 1,344,268.42, 2,016,400.78 and 624,216.37 is: 936,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,268.42 : 2,016,400.78 = 624,216.37 : x
  2. Step 2: Convert to fraction form
    1,344,268.42/2,016,400.78 = 624,216.37/x
  3. Step 3: Cross multiply
    1,344,268.42x = 2,016,400.78 × 624,216.37
  4. Step 4: Simplify right side
    1,344,268.42x = 1,258,670,380,397.77
  5. Step 5: Solve for x
    x = 1,258,670,380,397.77/1,344,268.42
  6. Step 6: Final answer
    x = 936,323.70

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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.