Home / 1,135,811.31-1,567,449.17-619,573.91

Finding the Fourth Proportional to 1,135,811.31, 1,567,449.17 and 619,573.91

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Solution

The fourth proportional to 1,135,811.31, 1,567,449.17 and 619,573.91 is: 855,028.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,811.31 : 1,567,449.17 = 619,573.91 : x
  2. Step 2: Convert to fraction form
    1,135,811.31/1,567,449.17 = 619,573.91/x
  3. Step 3: Cross multiply
    1,135,811.31x = 1,567,449.17 × 619,573.91
  4. Step 4: Simplify right side
    1,135,811.31x = 971,150,614,673.45
  5. Step 5: Solve for x
    x = 971,150,614,673.45/1,135,811.31
  6. Step 6: Final answer
    x = 855,028.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.