Home / 2,792,711.36-4,189,067.28-899,452.81

Finding the Fourth Proportional to 2,792,711.36, 4,189,067.28 and 899,452.81

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Solution

The fourth proportional to 2,792,711.36, 4,189,067.28 and 899,452.81 is: 1,349,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,711.36 : 4,189,067.28 = 899,452.81 : x
  2. Step 2: Convert to fraction form
    2,792,711.36/4,189,067.28 = 899,452.81/x
  3. Step 3: Cross multiply
    2,792,711.36x = 4,189,067.28 × 899,452.81
  4. Step 4: Simplify right side
    2,792,711.36x = 3,767,868,315,329.72
  5. Step 5: Solve for x
    x = 3,767,868,315,329.72/2,792,711.36
  6. Step 6: Final answer
    x = 1,349,179.28

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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.