Home / 943,215.20-1,414,822.80-887,919.20

Finding the Fourth Proportional to 943,215.20, 1,414,822.80 and 887,919.20

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Solution

The fourth proportional to 943,215.20, 1,414,822.80 and 887,919.20 is: 1,331,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,215.20 : 1,414,822.80 = 887,919.20 : x
  2. Step 2: Convert to fraction form
    943,215.20/1,414,822.80 = 887,919.20/x
  3. Step 3: Cross multiply
    943,215.20x = 1,414,822.80 × 887,919.20
  4. Step 4: Simplify right side
    943,215.20x = 1,256,248,328,717.76
  5. Step 5: Solve for x
    x = 1,256,248,328,717.76/943,215.20
  6. Step 6: Final answer
    x = 1,331,878.80

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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.