Home / 2,865,868.20-3,954,897.95-1,576,680.89

Finding the Fourth Proportional to 2,865,868.20, 3,954,897.95 and 1,576,680.89

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Solution

The fourth proportional to 2,865,868.20, 3,954,897.95 and 1,576,680.89 is: 2,175,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,868.20 : 3,954,897.95 = 1,576,680.89 : x
  2. Step 2: Convert to fraction form
    2,865,868.20/3,954,897.95 = 1,576,680.89/x
  3. Step 3: Cross multiply
    2,865,868.20x = 3,954,897.95 × 1,576,680.89
  4. Step 4: Simplify right side
    2,865,868.20x = 6,235,611,992,007.28
  5. Step 5: Solve for x
    x = 6,235,611,992,007.28/2,865,868.20
  6. Step 6: Final answer
    x = 2,175,819.53

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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.