Home / 1,008,323.22-1,391,468.04-549,441.80

Finding the Fourth Proportional to 1,008,323.22, 1,391,468.04 and 549,441.80

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Solution

The fourth proportional to 1,008,323.22, 1,391,468.04 and 549,441.80 is: 758,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,323.22 : 1,391,468.04 = 549,441.80 : x
  2. Step 2: Convert to fraction form
    1,008,323.22/1,391,468.04 = 549,441.80/x
  3. Step 3: Cross multiply
    1,008,323.22x = 1,391,468.04 × 549,441.80
  4. Step 4: Simplify right side
    1,008,323.22x = 764,530,704,540.07
  5. Step 5: Solve for x
    x = 764,530,704,540.07/1,008,323.22
  6. Step 6: Final answer
    x = 758,219.87

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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.