Home / 1,375,906.10-2,063,761.95-477,130.10

Finding the Fourth Proportional to 1,375,906.10, 2,063,761.95 and 477,130.10

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Solution

The fourth proportional to 1,375,906.10, 2,063,761.95 and 477,130.10 is: 715,661.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,906.10 : 2,063,761.95 = 477,130.10 : x
  2. Step 2: Convert to fraction form
    1,375,906.10/2,063,761.95 = 477,130.10/x
  3. Step 3: Cross multiply
    1,375,906.10x = 2,063,761.95 × 477,130.10
  4. Step 4: Simplify right side
    1,375,906.10x = 984,682,945,579.70
  5. Step 5: Solve for x
    x = 984,682,945,579.70/1,375,906.10
  6. Step 6: Final answer
    x = 715,661.44

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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.