Home / 1,909,438.07-2,863,544.51-629,757.85

Finding the Fourth Proportional to 1,909,438.07, 2,863,544.51 and 629,757.85

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Solution

The fourth proportional to 1,909,438.07, 2,863,544.51 and 629,757.85 is: 944,434.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,438.07 : 2,863,544.51 = 629,757.85 : x
  2. Step 2: Convert to fraction form
    1,909,438.07/2,863,544.51 = 629,757.85/x
  3. Step 3: Cross multiply
    1,909,438.07x = 2,863,544.51 × 629,757.85
  4. Step 4: Simplify right side
    1,909,438.07x = 1,803,339,633,996.90
  5. Step 5: Solve for x
    x = 1,803,339,633,996.90/1,909,438.07
  6. Step 6: Final answer
    x = 944,434.73

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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.