Home / 1,237,187.04-1,854,453.78-810,561.66

Finding the Fourth Proportional to 1,237,187.04, 1,854,453.78 and 810,561.66

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Solution

The fourth proportional to 1,237,187.04, 1,854,453.78 and 810,561.66 is: 1,214,973.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,187.04 : 1,854,453.78 = 810,561.66 : x
  2. Step 2: Convert to fraction form
    1,237,187.04/1,854,453.78 = 810,561.66/x
  3. Step 3: Cross multiply
    1,237,187.04x = 1,854,453.78 × 810,561.66
  4. Step 4: Simplify right side
    1,237,187.04x = 1,503,149,134,310.08
  5. Step 5: Solve for x
    x = 1,503,149,134,310.08/1,237,187.04
  6. Step 6: Final answer
    x = 1,214,973.23

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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.