Home / 2,198,384.40-3,297,965.40-779,264.40

Finding the Fourth Proportional to 2,198,384.40, 3,297,965.40 and 779,264.40

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Solution

The fourth proportional to 2,198,384.40, 3,297,965.40 and 779,264.40 is: 1,169,034.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,384.40 : 3,297,965.40 = 779,264.40 : x
  2. Step 2: Convert to fraction form
    2,198,384.40/3,297,965.40 = 779,264.40/x
  3. Step 3: Cross multiply
    2,198,384.40x = 3,297,965.40 × 779,264.40
  4. Step 4: Simplify right side
    2,198,384.40x = 2,569,987,028,651.76
  5. Step 5: Solve for x
    x = 2,569,987,028,651.76/2,198,384.40
  6. Step 6: Final answer
    x = 1,169,034.42

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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.