Home / 1,872,693.43-2,809,063.98-658,221.03

Finding the Fourth Proportional to 1,872,693.43, 2,809,063.98 and 658,221.03

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Solution

The fourth proportional to 1,872,693.43, 2,809,063.98 and 658,221.03 is: 987,339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,693.43 : 2,809,063.98 = 658,221.03 : x
  2. Step 2: Convert to fraction form
    1,872,693.43/2,809,063.98 = 658,221.03/x
  3. Step 3: Cross multiply
    1,872,693.43x = 2,809,063.98 × 658,221.03
  4. Step 4: Simplify right side
    1,872,693.43x = 1,848,984,986,251.50
  5. Step 5: Solve for x
    x = 1,848,984,986,251.50/1,872,693.43
  6. Step 6: Final answer
    x = 987,339.92

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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.