Home / 1,391,621.48-2,086,774.28-539,092.44

Finding the Fourth Proportional to 1,391,621.48, 2,086,774.28 and 539,092.44

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Solution

The fourth proportional to 1,391,621.48, 2,086,774.28 and 539,092.44 is: 808,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,621.48 : 2,086,774.28 = 539,092.44 : x
  2. Step 2: Convert to fraction form
    1,391,621.48/2,086,774.28 = 539,092.44/x
  3. Step 3: Cross multiply
    1,391,621.48x = 2,086,774.28 × 539,092.44
  4. Step 4: Simplify right side
    1,391,621.48x = 1,124,964,238,334.44
  5. Step 5: Solve for x
    x = 1,124,964,238,334.44/1,391,621.48
  6. Step 6: Final answer
    x = 808,383.78

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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.