Home / 1,909,450.11-2,863,562.58-629,769.90

Finding the Fourth Proportional to 1,909,450.11, 2,863,562.58 and 629,769.90

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Solution

The fourth proportional to 1,909,450.11, 2,863,562.58 and 629,769.90 is: 944,452.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,450.11 : 2,863,562.58 = 629,769.90 : x
  2. Step 2: Convert to fraction form
    1,909,450.11/2,863,562.58 = 629,769.90/x
  3. Step 3: Cross multiply
    1,909,450.11x = 2,863,562.58 × 629,769.90
  4. Step 4: Simplify right side
    1,909,450.11x = 1,803,385,519,650.34
  5. Step 5: Solve for x
    x = 1,803,385,519,650.34/1,909,450.11
  6. Step 6: Final answer
    x = 944,452.81

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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.