Home / 1,269,363.74-1,904,360.75-629,967.56

Finding the Fourth Proportional to 1,269,363.74, 1,904,360.75 and 629,967.56

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Solution

The fourth proportional to 1,269,363.74, 1,904,360.75 and 629,967.56 is: 945,107.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,363.74 : 1,904,360.75 = 629,967.56 : x
  2. Step 2: Convert to fraction form
    1,269,363.74/1,904,360.75 = 629,967.56/x
  3. Step 3: Cross multiply
    1,269,363.74x = 1,904,360.75 × 629,967.56
  4. Step 4: Simplify right side
    1,269,363.74x = 1,199,685,482,365.63
  5. Step 5: Solve for x
    x = 1,199,685,482,365.63/1,269,363.74
  6. Step 6: Final answer
    x = 945,107.73

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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.