Home / 1,412,934.33-1,949,863.26-768,368.53

Finding the Fourth Proportional to 1,412,934.33, 1,949,863.26 and 768,368.53

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Solution

The fourth proportional to 1,412,934.33, 1,949,863.26 and 768,368.53 is: 1,060,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,934.33 : 1,949,863.26 = 768,368.53 : x
  2. Step 2: Convert to fraction form
    1,412,934.33/1,949,863.26 = 768,368.53/x
  3. Step 3: Cross multiply
    1,412,934.33x = 1,949,863.26 × 768,368.53
  4. Step 4: Simplify right side
    1,412,934.33x = 1,498,213,566,787.21
  5. Step 5: Solve for x
    x = 1,498,213,566,787.21/1,412,934.33
  6. Step 6: Final answer
    x = 1,060,356.12

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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.