Home / 1,802,405.28-2,701,738.94-1,126,935.75

Finding the Fourth Proportional to 1,802,405.28, 2,701,738.94 and 1,126,935.75

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Solution

The fourth proportional to 1,802,405.28, 2,701,738.94 and 1,126,935.75 is: 1,689,235.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,405.28 : 2,701,738.94 = 1,126,935.75 : x
  2. Step 2: Convert to fraction form
    1,802,405.28/2,701,738.94 = 1,126,935.75/x
  3. Step 3: Cross multiply
    1,802,405.28x = 2,701,738.94 × 1,126,935.75
  4. Step 4: Simplify right side
    1,802,405.28x = 3,044,686,193,018.43
  5. Step 5: Solve for x
    x = 3,044,686,193,018.43/1,802,405.28
  6. Step 6: Final answer
    x = 1,689,235.06

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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.