Home / 2,659,821.70-3,989,732.55-1,848,007.30

Finding the Fourth Proportional to 2,659,821.70, 3,989,732.55 and 1,848,007.30

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Solution

The fourth proportional to 2,659,821.70, 3,989,732.55 and 1,848,007.30 is: 2,772,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,821.70 : 3,989,732.55 = 1,848,007.30 : x
  2. Step 2: Convert to fraction form
    2,659,821.70/3,989,732.55 = 1,848,007.30/x
  3. Step 3: Cross multiply
    2,659,821.70x = 3,989,732.55 × 1,848,007.30
  4. Step 4: Simplify right side
    2,659,821.70x = 7,373,054,877,447.62
  5. Step 5: Solve for x
    x = 7,373,054,877,447.62/2,659,821.70
  6. Step 6: Final answer
    x = 2,772,010.95

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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.