Home / 1,436,709.44-1,983,940.62-1,368,650

Finding the Fourth Proportional to 1,436,709.44, 1,983,940.62 and 1,368,650

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Solution

The fourth proportional to 1,436,709.44, 1,983,940.62 and 1,368,650 is: 1,889,957.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,709.44 : 1,983,940.62 = 1,368,650 : x
  2. Step 2: Convert to fraction form
    1,436,709.44/1,983,940.62 = 1,368,650/x
  3. Step 3: Cross multiply
    1,436,709.44x = 1,983,940.62 × 1,368,650
  4. Step 4: Simplify right side
    1,436,709.44x = 2,715,320,329,563
  5. Step 5: Solve for x
    x = 2,715,320,329,563/1,436,709.44
  6. Step 6: Final answer
    x = 1,889,957.88

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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.