Home / 1,753,196.40-2,627,905.68-855,243.36

Finding the Fourth Proportional to 1,753,196.40, 2,627,905.68 and 855,243.36

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Solution

The fourth proportional to 1,753,196.40, 2,627,905.68 and 855,243.36 is: 1,281,943.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,196.40 : 2,627,905.68 = 855,243.36 : x
  2. Step 2: Convert to fraction form
    1,753,196.40/2,627,905.68 = 855,243.36/x
  3. Step 3: Cross multiply
    1,753,196.40x = 2,627,905.68 × 855,243.36
  4. Step 4: Simplify right side
    1,753,196.40x = 2,247,498,883,526.28
  5. Step 5: Solve for x
    x = 2,247,498,883,526.28/1,753,196.40
  6. Step 6: Final answer
    x = 1,281,943.59

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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.