Home / 1,318,720.83-1,976,724.57-599,562.78

Finding the Fourth Proportional to 1,318,720.83, 1,976,724.57 and 599,562.78

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Solution

The fourth proportional to 1,318,720.83, 1,976,724.57 and 599,562.78 is: 898,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,720.83 : 1,976,724.57 = 599,562.78 : x
  2. Step 2: Convert to fraction form
    1,318,720.83/1,976,724.57 = 599,562.78/x
  3. Step 3: Cross multiply
    1,318,720.83x = 1,976,724.57 × 599,562.78
  4. Step 4: Simplify right side
    1,318,720.83x = 1,185,170,487,468.33
  5. Step 5: Solve for x
    x = 1,185,170,487,468.33/1,318,720.83
  6. Step 6: Final answer
    x = 898,727.36

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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.