Home / 1,303,229.11-1,798,365.44-722,446.66

Finding the Fourth Proportional to 1,303,229.11, 1,798,365.44 and 722,446.66

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Solution

The fourth proportional to 1,303,229.11, 1,798,365.44 and 722,446.66 is: 996,926.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,229.11 : 1,798,365.44 = 722,446.66 : x
  2. Step 2: Convert to fraction form
    1,303,229.11/1,798,365.44 = 722,446.66/x
  3. Step 3: Cross multiply
    1,303,229.11x = 1,798,365.44 × 722,446.66
  4. Step 4: Simplify right side
    1,303,229.11x = 1,299,223,096,595.60
  5. Step 5: Solve for x
    x = 1,299,223,096,595.60/1,303,229.11
  6. Step 6: Final answer
    x = 996,926.09

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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.