Home / 807,343.33-1,211,016.70-758,018.97

Finding the Fourth Proportional to 807,343.33, 1,211,016.70 and 758,018.97

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Solution

The fourth proportional to 807,343.33, 1,211,016.70 and 758,018.97 is: 1,137,030.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,343.33 : 1,211,016.70 = 758,018.97 : x
  2. Step 2: Convert to fraction form
    807,343.33/1,211,016.70 = 758,018.97/x
  3. Step 3: Cross multiply
    807,343.33x = 1,211,016.70 × 758,018.97
  4. Step 4: Simplify right side
    807,343.33x = 917,973,631,586.80
  5. Step 5: Solve for x
    x = 917,973,631,586.80/807,343.33
  6. Step 6: Final answer
    x = 1,137,030.06

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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.