Home / 1,792,680-2,473,951.20-987,915.84

Finding the Fourth Proportional to 1,792,680, 2,473,951.20 and 987,915.84

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Solution

The fourth proportional to 1,792,680, 2,473,951.20 and 987,915.84 is: 1,363,352.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,680 : 2,473,951.20 = 987,915.84 : x
  2. Step 2: Convert to fraction form
    1,792,680/2,473,951.20 = 987,915.84/x
  3. Step 3: Cross multiply
    1,792,680x = 2,473,951.20 × 987,915.84
  4. Step 4: Simplify right side
    1,792,680x = 2,444,055,577,867.01
  5. Step 5: Solve for x
    x = 2,444,055,577,867.01/1,792,680
  6. Step 6: Final answer
    x = 1,363,352.96

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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.