Home / 2,792,000.30-4,188,000.45-996,910.70

Finding the Fourth Proportional to 2,792,000.30, 4,188,000.45 and 996,910.70

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Solution

The fourth proportional to 2,792,000.30, 4,188,000.45 and 996,910.70 is: 1,495,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,000.30 : 4,188,000.45 = 996,910.70 : x
  2. Step 2: Convert to fraction form
    2,792,000.30/4,188,000.45 = 996,910.70/x
  3. Step 3: Cross multiply
    2,792,000.30x = 4,188,000.45 × 996,910.70
  4. Step 4: Simplify right side
    2,792,000.30x = 4,175,062,460,209.82
  5. Step 5: Solve for x
    x = 4,175,062,460,209.82/2,792,000.30
  6. Step 6: Final answer
    x = 1,495,366.05

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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.