Home / 1,412,736.59-1,949,562.95-768,157.02

Finding the Fourth Proportional to 1,412,736.59, 1,949,562.95 and 768,157.02

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Solution

The fourth proportional to 1,412,736.59, 1,949,562.95 and 768,157.02 is: 1,060,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,736.59 : 1,949,562.95 = 768,157.02 : x
  2. Step 2: Convert to fraction form
    1,412,736.59/1,949,562.95 = 768,157.02/x
  3. Step 3: Cross multiply
    1,412,736.59x = 1,949,562.95 × 768,157.02
  4. Step 4: Simplify right side
    1,412,736.59x = 1,497,570,465,974.41
  5. Step 5: Solve for x
    x = 1,497,570,465,974.41/1,412,736.59
  6. Step 6: Final answer
    x = 1,060,049.32

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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.