Home / 1,296,714.44-1,789,393.14-723,791.52

Finding the Fourth Proportional to 1,296,714.44, 1,789,393.14 and 723,791.52

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Solution

The fourth proportional to 1,296,714.44, 1,789,393.14 and 723,791.52 is: 998,791.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,714.44 : 1,789,393.14 = 723,791.52 : x
  2. Step 2: Convert to fraction form
    1,296,714.44/1,789,393.14 = 723,791.52/x
  3. Step 3: Cross multiply
    1,296,714.44x = 1,789,393.14 × 723,791.52
  4. Step 4: Simplify right side
    1,296,714.44x = 1,295,147,580,678.17
  5. Step 5: Solve for x
    x = 1,295,147,580,678.17/1,296,714.44
  6. Step 6: Final answer
    x = 998,791.67

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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.