Home / 1,600,512.21-2,400,755.56-653,218.63

Finding the Fourth Proportional to 1,600,512.21, 2,400,755.56 and 653,218.63

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Solution

The fourth proportional to 1,600,512.21, 2,400,755.56 and 653,218.63 is: 979,822.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,512.21 : 2,400,755.56 = 653,218.63 : x
  2. Step 2: Convert to fraction form
    1,600,512.21/2,400,755.56 = 653,218.63/x
  3. Step 3: Cross multiply
    1,600,512.21x = 2,400,755.56 × 653,218.63
  4. Step 4: Simplify right side
    1,600,512.21x = 1,568,218,250,233.15
  5. Step 5: Solve for x
    x = 1,568,218,250,233.15/1,600,512.21
  6. Step 6: Final answer
    x = 979,822.73

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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.