Home / 1,991,951.44-2,748,893.00-1,086,533.44

Finding the Fourth Proportional to 1,991,951.44, 2,748,893.00 and 1,086,533.44

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Solution

The fourth proportional to 1,991,951.44, 2,748,893.00 and 1,086,533.44 is: 1,499,416.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,951.44 : 2,748,893.00 = 1,086,533.44 : x
  2. Step 2: Convert to fraction form
    1,991,951.44/2,748,893.00 = 1,086,533.44/x
  3. Step 3: Cross multiply
    1,991,951.44x = 2,748,893.00 × 1,086,533.44
  4. Step 4: Simplify right side
    1,991,951.44x = 2,986,764,155,177.02
  5. Step 5: Solve for x
    x = 2,986,764,155,177.02/1,991,951.44
  6. Step 6: Final answer
    x = 1,499,416.15

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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.