Home / 1,512,137.78-2,268,206.67-447,084.98

Finding the Fourth Proportional to 1,512,137.78, 2,268,206.67 and 447,084.98

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Solution

The fourth proportional to 1,512,137.78, 2,268,206.67 and 447,084.98 is: 670,627.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,137.78 : 2,268,206.67 = 447,084.98 : x
  2. Step 2: Convert to fraction form
    1,512,137.78/2,268,206.67 = 447,084.98/x
  3. Step 3: Cross multiply
    1,512,137.78x = 2,268,206.67 × 447,084.98
  4. Step 4: Simplify right side
    1,512,137.78x = 1,014,081,122,351.78
  5. Step 5: Solve for x
    x = 1,014,081,122,351.78/1,512,137.78
  6. Step 6: Final answer
    x = 670,627.46

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Double scale
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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.