Home / 5,391,486.90-8,084,526-1,795,989.78

Finding the Fourth Proportional to 5,391,486.90, 8,084,526 and 1,795,989.78

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Solution

The fourth proportional to 5,391,486.90, 8,084,526 and 1,795,989.78 is: 2,693,083.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,486.90 : 8,084,526 = 1,795,989.78 : x
  2. Step 2: Convert to fraction form
    5,391,486.90/8,084,526 = 1,795,989.78/x
  3. Step 3: Cross multiply
    5,391,486.90x = 8,084,526 × 1,795,989.78
  4. Step 4: Simplify right side
    5,391,486.90x = 14,519,726,072,144.28
  5. Step 5: Solve for x
    x = 14,519,726,072,144.28/5,391,486.90
  6. Step 6: Final answer
    x = 2,693,083.81

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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.