Home / 1,086,519.60-1,629,998.10-910,247.40

Finding the Fourth Proportional to 1,086,519.60, 1,629,998.10 and 910,247.40

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Solution

The fourth proportional to 1,086,519.60, 1,629,998.10 and 910,247.40 is: 1,365,554.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,519.60 : 1,629,998.10 = 910,247.40 : x
  2. Step 2: Convert to fraction form
    1,086,519.60/1,629,998.10 = 910,247.40/x
  3. Step 3: Cross multiply
    1,086,519.60x = 1,629,998.10 × 910,247.40
  4. Step 4: Simplify right side
    1,086,519.60x = 1,483,701,532,529.94
  5. Step 5: Solve for x
    x = 1,483,701,532,529.94/1,086,519.60
  6. Step 6: Final answer
    x = 1,365,554.32

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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.