Home / 1,768,789.16-2,440,914.17-994,423.42

Finding the Fourth Proportional to 1,768,789.16, 2,440,914.17 and 994,423.42

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Solution

The fourth proportional to 1,768,789.16, 2,440,914.17 and 994,423.42 is: 1,372,295.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,789.16 : 2,440,914.17 = 994,423.42 : x
  2. Step 2: Convert to fraction form
    1,768,789.16/2,440,914.17 = 994,423.42/x
  3. Step 3: Cross multiply
    1,768,789.16x = 2,440,914.17 × 994,423.42
  4. Step 4: Simplify right side
    1,768,789.16x = 2,427,302,216,857.86
  5. Step 5: Solve for x
    x = 2,427,302,216,857.86/1,768,789.16
  6. Step 6: Final answer
    x = 1,372,295.96

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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.