Home / 2,689,484.21-3,711,379.10-1,465,763.85

Finding the Fourth Proportional to 2,689,484.21, 3,711,379.10 and 1,465,763.85

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Solution

The fourth proportional to 2,689,484.21, 3,711,379.10 and 1,465,763.85 is: 2,022,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,484.21 : 3,711,379.10 = 1,465,763.85 : x
  2. Step 2: Convert to fraction form
    2,689,484.21/3,711,379.10 = 1,465,763.85/x
  3. Step 3: Cross multiply
    2,689,484.21x = 3,711,379.10 × 1,465,763.85
  4. Step 4: Simplify right side
    2,689,484.21x = 5,440,005,311,096.72
  5. Step 5: Solve for x
    x = 5,440,005,311,096.72/2,689,484.21
  6. Step 6: Final answer
    x = 2,022,694.65

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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.