Home / 3,686,018.88-5,545,893.60-2,191,229.76

Finding the Fourth Proportional to 3,686,018.88, 5,545,893.60 and 2,191,229.76

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Solution

The fourth proportional to 3,686,018.88, 5,545,893.60 and 2,191,229.76 is: 3,296,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,018.88 : 5,545,893.60 = 2,191,229.76 : x
  2. Step 2: Convert to fraction form
    3,686,018.88/5,545,893.60 = 2,191,229.76/x
  3. Step 3: Cross multiply
    3,686,018.88x = 5,545,893.60 × 2,191,229.76
  4. Step 4: Simplify right side
    3,686,018.88x = 12,152,327,102,113.53
  5. Step 5: Solve for x
    x = 12,152,327,102,113.53/3,686,018.88
  6. Step 6: Final answer
    x = 3,296,870.55

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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.