Home / 2,151,830.56-2,969,534.64-1,292,405.44

Finding the Fourth Proportional to 2,151,830.56, 2,969,534.64 and 1,292,405.44

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Solution

The fourth proportional to 2,151,830.56, 2,969,534.64 and 1,292,405.44 is: 1,783,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,830.56 : 2,969,534.64 = 1,292,405.44 : x
  2. Step 2: Convert to fraction form
    2,151,830.56/2,969,534.64 = 1,292,405.44/x
  3. Step 3: Cross multiply
    2,151,830.56x = 2,969,534.64 × 1,292,405.44
  4. Step 4: Simplify right side
    2,151,830.56x = 3,837,842,723,004.44
  5. Step 5: Solve for x
    x = 3,837,842,723,004.44/2,151,830.56
  6. Step 6: Final answer
    x = 1,783,524.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.