Home / 5,101,674.89-7,040,311.34-2,809,835.58

Finding the Fourth Proportional to 5,101,674.89, 7,040,311.34 and 2,809,835.58

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Solution

The fourth proportional to 5,101,674.89, 7,040,311.34 and 2,809,835.58 is: 3,877,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,674.89 : 7,040,311.34 = 2,809,835.58 : x
  2. Step 2: Convert to fraction form
    5,101,674.89/7,040,311.34 = 2,809,835.58/x
  3. Step 3: Cross multiply
    5,101,674.89x = 7,040,311.34 × 2,809,835.58
  4. Step 4: Simplify right side
    5,101,674.89x = 19,782,117,283,360.30
  5. Step 5: Solve for x
    x = 19,782,117,283,360.30/5,101,674.89
  6. Step 6: Final answer
    x = 3,877,573.10

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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.