Home / 2,086,592.20-3,136,886.70-1,778,662.60

Finding the Fourth Proportional to 2,086,592.20, 3,136,886.70 and 1,778,662.60

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Solution

The fourth proportional to 2,086,592.20, 3,136,886.70 and 1,778,662.60 is: 2,673,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,592.20 : 3,136,886.70 = 1,778,662.60 : x
  2. Step 2: Convert to fraction form
    2,086,592.20/3,136,886.70 = 1,778,662.60/x
  3. Step 3: Cross multiply
    2,086,592.20x = 3,136,886.70 × 1,778,662.60
  4. Step 4: Simplify right side
    2,086,592.20x = 5,579,463,053,727.42
  5. Step 5: Solve for x
    x = 5,579,463,053,727.42/2,086,592.20
  6. Step 6: Final answer
    x = 2,673,959.51

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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.