Home / 1,196,496.60-1,650,869.82-731,231.79

Finding the Fourth Proportional to 1,196,496.60, 1,650,869.82 and 731,231.79

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Solution

The fourth proportional to 1,196,496.60, 1,650,869.82 and 731,231.79 is: 1,008,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,496.60 : 1,650,869.82 = 731,231.79 : x
  2. Step 2: Convert to fraction form
    1,196,496.60/1,650,869.82 = 731,231.79/x
  3. Step 3: Cross multiply
    1,196,496.60x = 1,650,869.82 × 731,231.79
  4. Step 4: Simplify right side
    1,196,496.60x = 1,207,168,493,535.58
  5. Step 5: Solve for x
    x = 1,207,168,493,535.58/1,196,496.60
  6. Step 6: Final answer
    x = 1,008,919.28

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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.