Home / 746,971.67-1,120,687.14-667,583.57

Finding the Fourth Proportional to 746,971.67, 1,120,687.14 and 667,583.57

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Solution

The fourth proportional to 746,971.67, 1,120,687.14 and 667,583.57 is: 1,001,580.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,971.67 : 1,120,687.14 = 667,583.57 : x
  2. Step 2: Convert to fraction form
    746,971.67/1,120,687.14 = 667,583.57/x
  3. Step 3: Cross multiply
    746,971.67x = 1,120,687.14 × 667,583.57
  4. Step 4: Simplify right side
    746,971.67x = 748,152,327,079.45
  5. Step 5: Solve for x
    x = 748,152,327,079.45/746,971.67
  6. Step 6: Final answer
    x = 1,001,580.59

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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.