Home / 1,481,172.22-2,043,438.97-860,874.32

Finding the Fourth Proportional to 1,481,172.22, 2,043,438.97 and 860,874.32

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Solution

The fourth proportional to 1,481,172.22, 2,043,438.97 and 860,874.32 is: 1,187,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,172.22 : 2,043,438.97 = 860,874.32 : x
  2. Step 2: Convert to fraction form
    1,481,172.22/2,043,438.97 = 860,874.32/x
  3. Step 3: Cross multiply
    1,481,172.22x = 2,043,438.97 × 860,874.32
  4. Step 4: Simplify right side
    1,481,172.22x = 1,759,144,133,760.25
  5. Step 5: Solve for x
    x = 1,759,144,133,760.25/1,481,172.22
  6. Step 6: Final answer
    x = 1,187,670.22

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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.