Home / 1,031,223.96-1,546,910.46-431,581.77

Finding the Fourth Proportional to 1,031,223.96, 1,546,910.46 and 431,581.77

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Solution

The fourth proportional to 1,031,223.96, 1,546,910.46 and 431,581.77 is: 647,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,223.96 : 1,546,910.46 = 431,581.77 : x
  2. Step 2: Convert to fraction form
    1,031,223.96/1,546,910.46 = 431,581.77/x
  3. Step 3: Cross multiply
    1,031,223.96x = 1,546,910.46 × 431,581.77
  4. Step 4: Simplify right side
    1,031,223.96x = 667,618,354,358.31
  5. Step 5: Solve for x
    x = 667,618,354,358.31/1,031,223.96
  6. Step 6: Final answer
    x = 647,403.84

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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.