Home / 1,790,451.27-2,685,766.11-511,248.51

Finding the Fourth Proportional to 1,790,451.27, 2,685,766.11 and 511,248.51

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Solution

The fourth proportional to 1,790,451.27, 2,685,766.11 and 511,248.51 is: 766,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,451.27 : 2,685,766.11 = 511,248.51 : x
  2. Step 2: Convert to fraction form
    1,790,451.27/2,685,766.11 = 511,248.51/x
  3. Step 3: Cross multiply
    1,790,451.27x = 2,685,766.11 × 511,248.51
  4. Step 4: Simplify right side
    1,790,451.27x = 1,373,093,920,028.81
  5. Step 5: Solve for x
    x = 1,373,093,920,028.81/1,790,451.27
  6. Step 6: Final answer
    x = 766,898.24

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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.