Home / 1,375,137.38-2,063,072.91-476,578.37

Finding the Fourth Proportional to 1,375,137.38, 2,063,072.91 and 476,578.37

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Solution

The fourth proportional to 1,375,137.38, 2,063,072.91 and 476,578.37 is: 714,994.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,137.38 : 2,063,072.91 = 476,578.37 : x
  2. Step 2: Convert to fraction form
    1,375,137.38/2,063,072.91 = 476,578.37/x
  3. Step 3: Cross multiply
    1,375,137.38x = 2,063,072.91 × 476,578.37
  4. Step 4: Simplify right side
    1,375,137.38x = 983,215,914,323.59
  5. Step 5: Solve for x
    x = 983,215,914,323.59/1,375,137.38
  6. Step 6: Final answer
    x = 714,994.69

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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.