Home / 1,641,223.80-2,461,589.46-519,147

Finding the Fourth Proportional to 1,641,223.80, 2,461,589.46 and 519,147

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Solution

The fourth proportional to 1,641,223.80, 2,461,589.46 and 519,147 is: 778,642.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,223.80 : 2,461,589.46 = 519,147 : x
  2. Step 2: Convert to fraction form
    1,641,223.80/2,461,589.46 = 519,147/x
  3. Step 3: Cross multiply
    1,641,223.80x = 2,461,589.46 × 519,147
  4. Step 4: Simplify right side
    1,641,223.80x = 1,277,926,783,390.62
  5. Step 5: Solve for x
    x = 1,277,926,783,390.62/1,641,223.80
  6. Step 6: Final answer
    x = 778,642.61

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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.