Home / 1,731,078.50-2,388,844.32-967,137.80

Finding the Fourth Proportional to 1,731,078.50, 2,388,844.32 and 967,137.80

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Solution

The fourth proportional to 1,731,078.50, 2,388,844.32 and 967,137.80 is: 1,334,625.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,078.50 : 2,388,844.32 = 967,137.80 : x
  2. Step 2: Convert to fraction form
    1,731,078.50/2,388,844.32 = 967,137.80/x
  3. Step 3: Cross multiply
    1,731,078.50x = 2,388,844.32 × 967,137.80
  4. Step 4: Simplify right side
    1,731,078.50x = 2,310,341,640,187.30
  5. Step 5: Solve for x
    x = 2,310,341,640,187.30/1,731,078.50
  6. Step 6: Final answer
    x = 1,334,625.58

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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.