Home / 2,179,894.50-3,270,366.90-683,986.50

Finding the Fourth Proportional to 2,179,894.50, 3,270,366.90 and 683,986.50

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Solution

The fourth proportional to 2,179,894.50, 3,270,366.90 and 683,986.50 is: 1,026,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,894.50 : 3,270,366.90 = 683,986.50 : x
  2. Step 2: Convert to fraction form
    2,179,894.50/3,270,366.90 = 683,986.50/x
  3. Step 3: Cross multiply
    2,179,894.50x = 3,270,366.90 × 683,986.50
  4. Step 4: Simplify right side
    2,179,894.50x = 2,236,886,809,646.85
  5. Step 5: Solve for x
    x = 2,236,886,809,646.85/2,179,894.50
  6. Step 6: Final answer
    x = 1,026,144.53

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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.