Home / 1,368,410.37-1,888,350.62-756,524.22

Finding the Fourth Proportional to 1,368,410.37, 1,888,350.62 and 756,524.22

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Solution

The fourth proportional to 1,368,410.37, 1,888,350.62 and 756,524.22 is: 1,043,972.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,410.37 : 1,888,350.62 = 756,524.22 : x
  2. Step 2: Convert to fraction form
    1,368,410.37/1,888,350.62 = 756,524.22/x
  3. Step 3: Cross multiply
    1,368,410.37x = 1,888,350.62 × 756,524.22
  4. Step 4: Simplify right side
    1,368,410.37x = 1,428,582,976,099.40
  5. Step 5: Solve for x
    x = 1,428,582,976,099.40/1,368,410.37
  6. Step 6: Final answer
    x = 1,043,972.63

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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.