Home / 1,626,015.78-2,243,842.20-937,716.66

Finding the Fourth Proportional to 1,626,015.78, 2,243,842.20 and 937,716.66

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Solution

The fourth proportional to 1,626,015.78, 2,243,842.20 and 937,716.66 is: 1,294,014.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,015.78 : 2,243,842.20 = 937,716.66 : x
  2. Step 2: Convert to fraction form
    1,626,015.78/2,243,842.20 = 937,716.66/x
  3. Step 3: Cross multiply
    1,626,015.78x = 2,243,842.20 × 937,716.66
  4. Step 4: Simplify right side
    1,626,015.78x = 2,104,088,213,351.05
  5. Step 5: Solve for x
    x = 2,104,088,213,351.05/1,626,015.78
  6. Step 6: Final answer
    x = 1,294,014.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.