Home / 1,274,843.39-1,911,819.48-376,046.53

Finding the Fourth Proportional to 1,274,843.39, 1,911,819.48 and 376,046.53

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Solution

The fourth proportional to 1,274,843.39, 1,911,819.48 and 376,046.53 is: 563,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,843.39 : 1,911,819.48 = 376,046.53 : x
  2. Step 2: Convert to fraction form
    1,274,843.39/1,911,819.48 = 376,046.53/x
  3. Step 3: Cross multiply
    1,274,843.39x = 1,911,819.48 × 376,046.53
  4. Step 4: Simplify right side
    1,274,843.39x = 718,933,081,440.40
  5. Step 5: Solve for x
    x = 718,933,081,440.40/1,274,843.39
  6. Step 6: Final answer
    x = 563,938.35

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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.