Home / 1,135,215.48-1,566,870.30-682,419

Finding the Fourth Proportional to 1,135,215.48, 1,566,870.30 and 682,419

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Solution

The fourth proportional to 1,135,215.48, 1,566,870.30 and 682,419 is: 941,902.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,215.48 : 1,566,870.30 = 682,419 : x
  2. Step 2: Convert to fraction form
    1,135,215.48/1,566,870.30 = 682,419/x
  3. Step 3: Cross multiply
    1,135,215.48x = 1,566,870.30 × 682,419
  4. Step 4: Simplify right side
    1,135,215.48x = 1,069,262,063,255.70
  5. Step 5: Solve for x
    x = 1,069,262,063,255.70/1,135,215.48
  6. Step 6: Final answer
    x = 941,902.29

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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.