Home / 1,135,214.48-1,566,868.92-682,418

Finding the Fourth Proportional to 1,135,214.48, 1,566,868.92 and 682,418

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Solution

The fourth proportional to 1,135,214.48, 1,566,868.92 and 682,418 is: 941,900.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,214.48 : 1,566,868.92 = 682,418 : x
  2. Step 2: Convert to fraction form
    1,135,214.48/1,566,868.92 = 682,418/x
  3. Step 3: Cross multiply
    1,135,214.48x = 1,566,868.92 × 682,418
  4. Step 4: Simplify right side
    1,135,214.48x = 1,069,259,554,648.56
  5. Step 5: Solve for x
    x = 1,069,259,554,648.56/1,135,214.48
  6. Step 6: Final answer
    x = 941,900.91

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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.