Home / 1,633,221.75-2,253,846.03-917,829.75

Finding the Fourth Proportional to 1,633,221.75, 2,253,846.03 and 917,829.75

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Solution

The fourth proportional to 1,633,221.75, 2,253,846.03 and 917,829.75 is: 1,266,605.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,221.75 : 2,253,846.03 = 917,829.75 : x
  2. Step 2: Convert to fraction form
    1,633,221.75/2,253,846.03 = 917,829.75/x
  3. Step 3: Cross multiply
    1,633,221.75x = 2,253,846.03 × 917,829.75
  4. Step 4: Simplify right side
    1,633,221.75x = 2,068,646,938,253.39
  5. Step 5: Solve for x
    x = 2,068,646,938,253.39/1,633,221.75
  6. Step 6: Final answer
    x = 1,266,605.06

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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.