Home / 1,260,850.60-1,891,448.70-419,314.60

Finding the Fourth Proportional to 1,260,850.60, 1,891,448.70 and 419,314.60

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Solution

The fourth proportional to 1,260,850.60, 1,891,448.70 and 419,314.60 is: 629,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,850.60 : 1,891,448.70 = 419,314.60 : x
  2. Step 2: Convert to fraction form
    1,260,850.60/1,891,448.70 = 419,314.60/x
  3. Step 3: Cross multiply
    1,260,850.60x = 1,891,448.70 × 419,314.60
  4. Step 4: Simplify right side
    1,260,850.60x = 793,112,055,061.02
  5. Step 5: Solve for x
    x = 793,112,055,061.02/1,260,850.60
  6. Step 6: Final answer
    x = 629,029.37

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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.