Home / 3,413,956.16-5,122,311.28-1,519,401.76

Finding the Fourth Proportional to 3,413,956.16, 5,122,311.28 and 1,519,401.76

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Solution

The fourth proportional to 3,413,956.16, 5,122,311.28 and 1,519,401.76 is: 2,279,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413,956.16 : 5,122,311.28 = 1,519,401.76 : x
  2. Step 2: Convert to fraction form
    3,413,956.16/5,122,311.28 = 1,519,401.76/x
  3. Step 3: Cross multiply
    3,413,956.16x = 5,122,311.28 × 1,519,401.76
  4. Step 4: Simplify right side
    3,413,956.16x = 7,782,848,774,099.85
  5. Step 5: Solve for x
    x = 7,782,848,774,099.85/3,413,956.16
  6. Step 6: Final answer
    x = 2,279,715.50

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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.