Home / 973,149.40-1,343,578.08-870,997.96

Finding the Fourth Proportional to 973,149.40, 1,343,578.08 and 870,997.96

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Solution

The fourth proportional to 973,149.40, 1,343,578.08 and 870,997.96 is: 1,202,542.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,149.40 : 1,343,578.08 = 870,997.96 : x
  2. Step 2: Convert to fraction form
    973,149.40/1,343,578.08 = 870,997.96/x
  3. Step 3: Cross multiply
    973,149.40x = 1,343,578.08 × 870,997.96
  4. Step 4: Simplify right side
    973,149.40x = 1,170,253,766,780.72
  5. Step 5: Solve for x
    x = 1,170,253,766,780.72/973,149.40
  6. Step 6: Final answer
    x = 1,202,542.76

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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.