Home / 1,201,898.21-1,803,087.89-443,744.29

Finding the Fourth Proportional to 1,201,898.21, 1,803,087.89 and 443,744.29

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Solution

The fourth proportional to 1,201,898.21, 1,803,087.89 and 443,744.29 is: 665,705.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,898.21 : 1,803,087.89 = 443,744.29 : x
  2. Step 2: Convert to fraction form
    1,201,898.21/1,803,087.89 = 443,744.29/x
  3. Step 3: Cross multiply
    1,201,898.21x = 1,803,087.89 × 443,744.29
  4. Step 4: Simplify right side
    1,201,898.21x = 800,109,944,321.49
  5. Step 5: Solve for x
    x = 800,109,944,321.49/1,201,898.21
  6. Step 6: Final answer
    x = 665,705.25

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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.