Home / 790,930.86-1,189,764-716,944.44

Finding the Fourth Proportional to 790,930.86, 1,189,764 and 716,944.44

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Solution

The fourth proportional to 790,930.86, 1,189,764 and 716,944.44 is: 1,078,469.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,930.86 : 1,189,764 = 716,944.44 : x
  2. Step 2: Convert to fraction form
    790,930.86/1,189,764 = 716,944.44/x
  3. Step 3: Cross multiply
    790,930.86x = 1,189,764 × 716,944.44
  4. Step 4: Simplify right side
    790,930.86x = 852,994,684,712.16
  5. Step 5: Solve for x
    x = 852,994,684,712.16/790,930.86
  6. Step 6: Final answer
    x = 1,078,469.34

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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.