Home / 1,008,076.05-1,512,114.08-447,110.55

Finding the Fourth Proportional to 1,008,076.05, 1,512,114.08 and 447,110.55

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Solution

The fourth proportional to 1,008,076.05, 1,512,114.08 and 447,110.55 is: 670,665.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,076.05 : 1,512,114.08 = 447,110.55 : x
  2. Step 2: Convert to fraction form
    1,008,076.05/1,512,114.08 = 447,110.55/x
  3. Step 3: Cross multiply
    1,008,076.05x = 1,512,114.08 × 447,110.55
  4. Step 4: Simplify right side
    1,008,076.05x = 676,082,155,735.99
  5. Step 5: Solve for x
    x = 676,082,155,735.99/1,008,076.05
  6. Step 6: Final answer
    x = 670,665.83

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1.5x scale

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.