Home / 1,254,975.09-1,731,876.57-682,015.20

Finding the Fourth Proportional to 1,254,975.09, 1,731,876.57 and 682,015.20

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Solution

The fourth proportional to 1,254,975.09, 1,731,876.57 and 682,015.20 is: 941,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,975.09 : 1,731,876.57 = 682,015.20 : x
  2. Step 2: Convert to fraction form
    1,254,975.09/1,731,876.57 = 682,015.20/x
  3. Step 3: Cross multiply
    1,254,975.09x = 1,731,876.57 × 682,015.20
  4. Step 4: Simplify right side
    1,254,975.09x = 1,181,166,145,263.86
  5. Step 5: Solve for x
    x = 1,181,166,145,263.86/1,254,975.09
  6. Step 6: Final answer
    x = 941,186.92

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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.