Home / 1,514,556.47-2,089,900.31-926,151.64

Finding the Fourth Proportional to 1,514,556.47, 2,089,900.31 and 926,151.64

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Solution

The fourth proportional to 1,514,556.47, 2,089,900.31 and 926,151.64 is: 1,277,974.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,556.47 : 2,089,900.31 = 926,151.64 : x
  2. Step 2: Convert to fraction form
    1,514,556.47/2,089,900.31 = 926,151.64/x
  3. Step 3: Cross multiply
    1,514,556.47x = 2,089,900.31 × 926,151.64
  4. Step 4: Simplify right side
    1,514,556.47x = 1,935,564,589,687.50
  5. Step 5: Solve for x
    x = 1,935,564,589,687.50/1,514,556.47
  6. Step 6: Final answer
    x = 1,277,974.53

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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.