Home / 1,133,489.20-1,696,297.20-779,195.20

Finding the Fourth Proportional to 1,133,489.20, 1,696,297.20 and 779,195.20

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Solution

The fourth proportional to 1,133,489.20, 1,696,297.20 and 779,195.20 is: 1,166,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,489.20 : 1,696,297.20 = 779,195.20 : x
  2. Step 2: Convert to fraction form
    1,133,489.20/1,696,297.20 = 779,195.20/x
  3. Step 3: Cross multiply
    1,133,489.20x = 1,696,297.20 × 779,195.20
  4. Step 4: Simplify right side
    1,133,489.20x = 1,321,746,636,013.44
  5. Step 5: Solve for x
    x = 1,321,746,636,013.44/1,133,489.20
  6. Step 6: Final answer
    x = 1,166,086.66

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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.