Home / 1,753,326-2,419,178.64-1,064,978.70

Finding the Fourth Proportional to 1,753,326, 2,419,178.64 and 1,064,978.70

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Solution

The fourth proportional to 1,753,326, 2,419,178.64 and 1,064,978.70 is: 1,469,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,326 : 2,419,178.64 = 1,064,978.70 : x
  2. Step 2: Convert to fraction form
    1,753,326/2,419,178.64 = 1,064,978.70/x
  3. Step 3: Cross multiply
    1,753,326x = 2,419,178.64 × 1,064,978.70
  4. Step 4: Simplify right side
    1,753,326x = 2,576,373,723,094.97
  5. Step 5: Solve for x
    x = 2,576,373,723,094.97/1,753,326
  6. Step 6: Final answer
    x = 1,469,420.82

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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.