Home / 1,089,884.24-1,634,827.26-521,131.52

Finding the Fourth Proportional to 1,089,884.24, 1,634,827.26 and 521,131.52

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Solution

The fourth proportional to 1,089,884.24, 1,634,827.26 and 521,131.52 is: 781,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,884.24 : 1,634,827.26 = 521,131.52 : x
  2. Step 2: Convert to fraction form
    1,089,884.24/1,634,827.26 = 521,131.52/x
  3. Step 3: Cross multiply
    1,089,884.24x = 1,634,827.26 × 521,131.52
  4. Step 4: Simplify right side
    1,089,884.24x = 851,960,014,941.24
  5. Step 5: Solve for x
    x = 851,960,014,941.24/1,089,884.24
  6. Step 6: Final answer
    x = 781,697.71

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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.