Home / 3,436,728.20-5,155,092.30-2,889,297.80

Finding the Fourth Proportional to 3,436,728.20, 5,155,092.30 and 2,889,297.80

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Solution

The fourth proportional to 3,436,728.20, 5,155,092.30 and 2,889,297.80 is: 4,333,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,728.20 : 5,155,092.30 = 2,889,297.80 : x
  2. Step 2: Convert to fraction form
    3,436,728.20/5,155,092.30 = 2,889,297.80/x
  3. Step 3: Cross multiply
    3,436,728.20x = 5,155,092.30 × 2,889,297.80
  4. Step 4: Simplify right side
    3,436,728.20x = 14,894,596,841,186.94
  5. Step 5: Solve for x
    x = 14,894,596,841,186.94/3,436,728.20
  6. Step 6: Final answer
    x = 4,333,946.70

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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.