Home / 2,265,994.66-3,398,976.87-918,137.38

Finding the Fourth Proportional to 2,265,994.66, 3,398,976.87 and 918,137.38

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Solution

The fourth proportional to 2,265,994.66, 3,398,976.87 and 918,137.38 is: 1,377,199.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,994.66 : 3,398,976.87 = 918,137.38 : x
  2. Step 2: Convert to fraction form
    2,265,994.66/3,398,976.87 = 918,137.38/x
  3. Step 3: Cross multiply
    2,265,994.66x = 3,398,976.87 × 918,137.38
  4. Step 4: Simplify right side
    2,265,994.66x = 3,120,727,718,102.40
  5. Step 5: Solve for x
    x = 3,120,727,718,102.40/2,265,994.66
  6. Step 6: Final answer
    x = 1,377,199.94

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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.