Home / 1,542,327.60-2,128,109.64-969,035.64

Finding the Fourth Proportional to 1,542,327.60, 2,128,109.64 and 969,035.64

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Solution

The fourth proportional to 1,542,327.60, 2,128,109.64 and 969,035.64 is: 1,337,079.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,327.60 : 2,128,109.64 = 969,035.64 : x
  2. Step 2: Convert to fraction form
    1,542,327.60/2,128,109.64 = 969,035.64/x
  3. Step 3: Cross multiply
    1,542,327.60x = 2,128,109.64 × 969,035.64
  4. Step 4: Simplify right side
    1,542,327.60x = 2,062,214,086,987.57
  5. Step 5: Solve for x
    x = 2,062,214,086,987.57/1,542,327.60
  6. Step 6: Final answer
    x = 1,337,079.16

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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.