Home / 1,299,936.86-1,950,366.78-580,213.02

Finding the Fourth Proportional to 1,299,936.86, 1,950,366.78 and 580,213.02

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Solution

The fourth proportional to 1,299,936.86, 1,950,366.78 and 580,213.02 is: 870,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,936.86 : 1,950,366.78 = 580,213.02 : x
  2. Step 2: Convert to fraction form
    1,299,936.86/1,950,366.78 = 580,213.02/x
  3. Step 3: Cross multiply
    1,299,936.86x = 1,950,366.78 × 580,213.02
  4. Step 4: Simplify right side
    1,299,936.86x = 1,131,628,199,531.48
  5. Step 5: Solve for x
    x = 1,131,628,199,531.48/1,299,936.86
  6. Step 6: Final answer
    x = 870,525.51

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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.