Home / 5,224,819.28-7,211,311.36-3,019,775.76

Finding the Fourth Proportional to 5,224,819.28, 7,211,311.36 and 3,019,775.76

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Solution

The fourth proportional to 5,224,819.28, 7,211,311.36 and 3,019,775.76 is: 4,167,903.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224,819.28 : 7,211,311.36 = 3,019,775.76 : x
  2. Step 2: Convert to fraction form
    5,224,819.28/7,211,311.36 = 3,019,775.76/x
  3. Step 3: Cross multiply
    5,224,819.28x = 7,211,311.36 × 3,019,775.76
  4. Step 4: Simplify right side
    5,224,819.28x = 21,776,543,242,740.63
  5. Step 5: Solve for x
    x = 21,776,543,242,740.63/5,224,819.28
  6. Step 6: Final answer
    x = 4,167,903.63

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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.