Home / 1,313,523.86-1,969,673.40-682,268.18

Finding the Fourth Proportional to 1,313,523.86, 1,969,673.40 and 682,268.18

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Solution

The fourth proportional to 1,313,523.86, 1,969,673.40 and 682,268.18 is: 1,023,084.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,523.86 : 1,969,673.40 = 682,268.18 : x
  2. Step 2: Convert to fraction form
    1,313,523.86/1,969,673.40 = 682,268.18/x
  3. Step 3: Cross multiply
    1,313,523.86x = 1,969,673.40 × 682,268.18
  4. Step 4: Simplify right side
    1,313,523.86x = 1,343,845,485,812.41
  5. Step 5: Solve for x
    x = 1,343,845,485,812.41/1,313,523.86
  6. Step 6: Final answer
    x = 1,023,084.18

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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.