Home / 1,792,022.52-2,472,990-987,206.52

Finding the Fourth Proportional to 1,792,022.52, 2,472,990 and 987,206.52

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Solution

The fourth proportional to 1,792,022.52, 2,472,990 and 987,206.52 is: 1,362,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,022.52 : 2,472,990 = 987,206.52 : x
  2. Step 2: Convert to fraction form
    1,792,022.52/2,472,990 = 987,206.52/x
  3. Step 3: Cross multiply
    1,792,022.52x = 2,472,990 × 987,206.52
  4. Step 4: Simplify right side
    1,792,022.52x = 2,441,351,851,894.80
  5. Step 5: Solve for x
    x = 2,441,351,851,894.80/1,792,022.52
  6. Step 6: Final answer
    x = 1,362,344.40

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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.