Home / 2,992,181.76-4,485,279.84-1,072,571.04

Finding the Fourth Proportional to 2,992,181.76, 4,485,279.84 and 1,072,571.04

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Solution

The fourth proportional to 2,992,181.76, 4,485,279.84 and 1,072,571.04 is: 1,607,783.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,181.76 : 4,485,279.84 = 1,072,571.04 : x
  2. Step 2: Convert to fraction form
    2,992,181.76/4,485,279.84 = 1,072,571.04/x
  3. Step 3: Cross multiply
    2,992,181.76x = 4,485,279.84 × 1,072,571.04
  4. Step 4: Simplify right side
    2,992,181.76x = 4,810,781,262,679.83
  5. Step 5: Solve for x
    x = 4,810,781,262,679.83/2,992,181.76
  6. Step 6: Final answer
    x = 1,607,783.77

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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.