Home / 1,366,384.52-1,885,610.40-762,772.52

Finding the Fourth Proportional to 1,366,384.52, 1,885,610.40 and 762,772.52

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Solution

The fourth proportional to 1,366,384.52, 1,885,610.40 and 762,772.52 is: 1,052,625.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,384.52 : 1,885,610.40 = 762,772.52 : x
  2. Step 2: Convert to fraction form
    1,366,384.52/1,885,610.40 = 762,772.52/x
  3. Step 3: Cross multiply
    1,366,384.52x = 1,885,610.40 × 762,772.52
  4. Step 4: Simplify right side
    1,366,384.52x = 1,438,291,796,546.21
  5. Step 5: Solve for x
    x = 1,438,291,796,546.21/1,366,384.52
  6. Step 6: Final answer
    x = 1,052,625.94

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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.