Home / 1,435,977.69-1,981,986.92-892,523.93

Finding the Fourth Proportional to 1,435,977.69, 1,981,986.92 and 892,523.93

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Solution

The fourth proportional to 1,435,977.69, 1,981,986.92 and 892,523.93 is: 1,231,892.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,977.69 : 1,981,986.92 = 892,523.93 : x
  2. Step 2: Convert to fraction form
    1,435,977.69/1,981,986.92 = 892,523.93/x
  3. Step 3: Cross multiply
    1,435,977.69x = 1,981,986.92 × 892,523.93
  4. Step 4: Simplify right side
    1,435,977.69x = 1,768,970,740,674.44
  5. Step 5: Solve for x
    x = 1,768,970,740,674.44/1,435,977.69
  6. Step 6: Final answer
    x = 1,231,892.91

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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.