Home / 2,131,887.60-3,197,370.60-933,807.60

Finding the Fourth Proportional to 2,131,887.60, 3,197,370.60 and 933,807.60

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Solution

The fourth proportional to 2,131,887.60, 3,197,370.60 and 933,807.60 is: 1,400,509.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,887.60 : 3,197,370.60 = 933,807.60 : x
  2. Step 2: Convert to fraction form
    2,131,887.60/3,197,370.60 = 933,807.60/x
  3. Step 3: Cross multiply
    2,131,887.60x = 3,197,370.60 × 933,807.60
  4. Step 4: Simplify right side
    2,131,887.60x = 2,985,728,966,296.56
  5. Step 5: Solve for x
    x = 2,985,728,966,296.56/2,131,887.60
  6. Step 6: Final answer
    x = 1,400,509.56

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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.