Home / 1,237,188.54-1,854,456.03-810,563.16

Finding the Fourth Proportional to 1,237,188.54, 1,854,456.03 and 810,563.16

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Solution

The fourth proportional to 1,237,188.54, 1,854,456.03 and 810,563.16 is: 1,214,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,188.54 : 1,854,456.03 = 810,563.16 : x
  2. Step 2: Convert to fraction form
    1,237,188.54/1,854,456.03 = 810,563.16/x
  3. Step 3: Cross multiply
    1,237,188.54x = 1,854,456.03 × 810,563.16
  4. Step 4: Simplify right side
    1,237,188.54x = 1,503,153,739,757.86
  5. Step 5: Solve for x
    x = 1,503,153,739,757.86/1,237,188.54
  6. Step 6: Final answer
    x = 1,214,975.48

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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.