Home / 5,278,808.88-7,280,999.58-4,844,628.54

Finding the Fourth Proportional to 5,278,808.88, 7,280,999.58 and 4,844,628.54

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Solution

The fourth proportional to 5,278,808.88, 7,280,999.58 and 4,844,628.54 is: 6,682,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278,808.88 : 7,280,999.58 = 4,844,628.54 : x
  2. Step 2: Convert to fraction form
    5,278,808.88/7,280,999.58 = 4,844,628.54/x
  3. Step 3: Cross multiply
    5,278,808.88x = 7,280,999.58 × 4,844,628.54
  4. Step 4: Simplify right side
    5,278,808.88x = 35,273,738,364,996.02
  5. Step 5: Solve for x
    x = 35,273,738,364,996.02/5,278,808.88
  6. Step 6: Final answer
    x = 6,682,139.70

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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.