Home / 1,497,874.50-2,067,074.19-818,811

Finding the Fourth Proportional to 1,497,874.50, 2,067,074.19 and 818,811

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Solution

The fourth proportional to 1,497,874.50, 2,067,074.19 and 818,811 is: 1,129,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,874.50 : 2,067,074.19 = 818,811 : x
  2. Step 2: Convert to fraction form
    1,497,874.50/2,067,074.19 = 818,811/x
  3. Step 3: Cross multiply
    1,497,874.50x = 2,067,074.19 × 818,811
  4. Step 4: Simplify right side
    1,497,874.50x = 1,692,543,084,588.09
  5. Step 5: Solve for x
    x = 1,692,543,084,588.09/1,497,874.50
  6. Step 6: Final answer
    x = 1,129,963.21

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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.