Home / 1,089,553.88-1,633,825.77-406,257.26

Finding the Fourth Proportional to 1,089,553.88, 1,633,825.77 and 406,257.26

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Solution

The fourth proportional to 1,089,553.88, 1,633,825.77 and 406,257.26 is: 609,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,553.88 : 1,633,825.77 = 406,257.26 : x
  2. Step 2: Convert to fraction form
    1,089,553.88/1,633,825.77 = 406,257.26/x
  3. Step 3: Cross multiply
    1,089,553.88x = 1,633,825.77 × 406,257.26
  4. Step 4: Simplify right side
    1,089,553.88x = 663,753,572,468.46
  5. Step 5: Solve for x
    x = 663,753,572,468.46/1,089,553.88
  6. Step 6: Final answer
    x = 609,197.57

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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.