Home / 1,568,909.76-2,354,625.57-810,973.24

Finding the Fourth Proportional to 1,568,909.76, 2,354,625.57 and 810,973.24

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Solution

The fourth proportional to 1,568,909.76, 2,354,625.57 and 810,973.24 is: 1,217,111.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,909.76 : 2,354,625.57 = 810,973.24 : x
  2. Step 2: Convert to fraction form
    1,568,909.76/2,354,625.57 = 810,973.24/x
  3. Step 3: Cross multiply
    1,568,909.76x = 2,354,625.57 × 810,973.24
  4. Step 4: Simplify right side
    1,568,909.76x = 1,909,538,324,644.33
  5. Step 5: Solve for x
    x = 1,909,538,324,644.33/1,568,909.76
  6. Step 6: Final answer
    x = 1,217,111.64

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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.