Home / 2,425,997.55-3,638,996.33-1,866,125.55

Finding the Fourth Proportional to 2,425,997.55, 3,638,996.33 and 1,866,125.55

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Solution

The fourth proportional to 2,425,997.55, 3,638,996.33 and 1,866,125.55 is: 2,799,188.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,997.55 : 3,638,996.33 = 1,866,125.55 : x
  2. Step 2: Convert to fraction form
    2,425,997.55/3,638,996.33 = 1,866,125.55/x
  3. Step 3: Cross multiply
    2,425,997.55x = 3,638,996.33 × 1,866,125.55
  4. Step 4: Simplify right side
    2,425,997.55x = 6,790,824,018,438.61
  5. Step 5: Solve for x
    x = 6,790,824,018,438.61/2,425,997.55
  6. Step 6: Final answer
    x = 2,799,188.33

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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.