Home / 3,447,887.27-4,758,084.39-1,998,423.45

Finding the Fourth Proportional to 3,447,887.27, 4,758,084.39 and 1,998,423.45

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Solution

The fourth proportional to 3,447,887.27, 4,758,084.39 and 1,998,423.45 is: 2,757,824.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447,887.27 : 4,758,084.39 = 1,998,423.45 : x
  2. Step 2: Convert to fraction form
    3,447,887.27/4,758,084.39 = 1,998,423.45/x
  3. Step 3: Cross multiply
    3,447,887.27x = 4,758,084.39 × 1,998,423.45
  4. Step 4: Simplify right side
    3,447,887.27x = 9,508,667,422,054.95
  5. Step 5: Solve for x
    x = 9,508,667,422,054.95/3,447,887.27
  6. Step 6: Final answer
    x = 2,757,824.34

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1.5x scale

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.