Home / 1,435,976.58-1,981,985.36-892,522.80

Finding the Fourth Proportional to 1,435,976.58, 1,981,985.36 and 892,522.80

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Solution

The fourth proportional to 1,435,976.58, 1,981,985.36 and 892,522.80 is: 1,231,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,976.58 : 1,981,985.36 = 892,522.80 : x
  2. Step 2: Convert to fraction form
    1,435,976.58/1,981,985.36 = 892,522.80/x
  3. Step 3: Cross multiply
    1,435,976.58x = 1,981,985.36 × 892,522.80
  4. Step 4: Simplify right side
    1,435,976.58x = 1,768,967,123,066.21
  5. Step 5: Solve for x
    x = 1,768,967,123,066.21/1,435,976.58
  6. Step 6: Final answer
    x = 1,231,891.35

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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.