Home / 1,663,866.28-2,295,078.42-1,090,943.56

Finding the Fourth Proportional to 1,663,866.28, 2,295,078.42 and 1,090,943.56

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Solution

The fourth proportional to 1,663,866.28, 2,295,078.42 and 1,090,943.56 is: 1,504,809.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,866.28 : 2,295,078.42 = 1,090,943.56 : x
  2. Step 2: Convert to fraction form
    1,663,866.28/2,295,078.42 = 1,090,943.56/x
  3. Step 3: Cross multiply
    1,663,866.28x = 2,295,078.42 × 1,090,943.56
  4. Step 4: Simplify right side
    1,663,866.28x = 2,503,801,021,993.98
  5. Step 5: Solve for x
    x = 2,503,801,021,993.98/1,663,866.28
  6. Step 6: Final answer
    x = 1,504,809.04

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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.