Home / 847,113.23-1,270,670.29-531,791.57

Finding the Fourth Proportional to 847,113.23, 1,270,670.29 and 531,791.57

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Solution

The fourth proportional to 847,113.23, 1,270,670.29 and 531,791.57 is: 797,687.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,113.23 : 1,270,670.29 = 531,791.57 : x
  2. Step 2: Convert to fraction form
    847,113.23/1,270,670.29 = 531,791.57/x
  3. Step 3: Cross multiply
    847,113.23x = 1,270,670.29 × 531,791.57
  4. Step 4: Simplify right side
    847,113.23x = 675,731,750,318.65
  5. Step 5: Solve for x
    x = 675,731,750,318.65/847,113.23
  6. Step 6: Final answer
    x = 797,687.63

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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.