Home / 1,982,513.78-2,735,698.95-1,099,488.23

Finding the Fourth Proportional to 1,982,513.78, 2,735,698.95 and 1,099,488.23

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Solution

The fourth proportional to 1,982,513.78, 2,735,698.95 and 1,099,488.23 is: 1,517,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,513.78 : 2,735,698.95 = 1,099,488.23 : x
  2. Step 2: Convert to fraction form
    1,982,513.78/2,735,698.95 = 1,099,488.23/x
  3. Step 3: Cross multiply
    1,982,513.78x = 2,735,698.95 × 1,099,488.23
  4. Step 4: Simplify right side
    1,982,513.78x = 3,007,868,796,348.36
  5. Step 5: Solve for x
    x = 3,007,868,796,348.36/1,982,513.78
  6. Step 6: Final answer
    x = 1,517,199.44

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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.