Home / 1,815,037.44-2,504,661.57-999,223.61

Finding the Fourth Proportional to 1,815,037.44, 2,504,661.57 and 999,223.61

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Solution

The fourth proportional to 1,815,037.44, 2,504,661.57 and 999,223.61 is: 1,378,878.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,037.44 : 2,504,661.57 = 999,223.61 : x
  2. Step 2: Convert to fraction form
    1,815,037.44/2,504,661.57 = 999,223.61/x
  3. Step 3: Cross multiply
    1,815,037.44x = 2,504,661.57 × 999,223.61
  4. Step 4: Simplify right side
    1,815,037.44x = 2,502,716,963,280.36
  5. Step 5: Solve for x
    x = 2,502,716,963,280.36/1,815,037.44
  6. Step 6: Final answer
    x = 1,378,878.97

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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.