Home / 3,511,183.60-5,266,775.04-986,838.76

Finding the Fourth Proportional to 3,511,183.60, 5,266,775.04 and 986,838.76

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Solution

The fourth proportional to 3,511,183.60, 5,266,775.04 and 986,838.76 is: 1,480,258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,183.60 : 5,266,775.04 = 986,838.76 : x
  2. Step 2: Convert to fraction form
    3,511,183.60/5,266,775.04 = 986,838.76/x
  3. Step 3: Cross multiply
    3,511,183.60x = 5,266,775.04 × 986,838.76
  4. Step 4: Simplify right side
    3,511,183.60x = 5,197,457,749,672.55
  5. Step 5: Solve for x
    x = 5,197,457,749,672.55/3,511,183.60
  6. Step 6: Final answer
    x = 1,480,258.04

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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.