Home / 3,317,885.24-4,977,183.20-921,736.76

Finding the Fourth Proportional to 3,317,885.24, 4,977,183.20 and 921,736.76

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Solution

The fourth proportional to 3,317,885.24, 4,977,183.20 and 921,736.76 is: 1,382,703.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,885.24 : 4,977,183.20 = 921,736.76 : x
  2. Step 2: Convert to fraction form
    3,317,885.24/4,977,183.20 = 921,736.76/x
  3. Step 3: Cross multiply
    3,317,885.24x = 4,977,183.20 × 921,736.76
  4. Step 4: Simplify right side
    3,317,885.24x = 4,587,652,687,199.83
  5. Step 5: Solve for x
    x = 4,587,652,687,199.83/3,317,885.24
  6. Step 6: Final answer
    x = 1,382,703.85

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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.