Home / 3,437,362.32-4,743,033.44-1,986,778.32

Finding the Fourth Proportional to 3,437,362.32, 4,743,033.44 and 1,986,778.32

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Solution

The fourth proportional to 3,437,362.32, 4,743,033.44 and 1,986,778.32 is: 2,741,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437,362.32 : 4,743,033.44 = 1,986,778.32 : x
  2. Step 2: Convert to fraction form
    3,437,362.32/4,743,033.44 = 1,986,778.32/x
  3. Step 3: Cross multiply
    3,437,362.32x = 4,743,033.44 × 1,986,778.32
  4. Step 4: Simplify right side
    3,437,362.32x = 9,423,356,009,627.02
  5. Step 5: Solve for x
    x = 9,423,356,009,627.02/3,437,362.32
  6. Step 6: Final answer
    x = 2,741,449.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.