Home / 3,161,437.19-4,742,168.23-765,277.97

Finding the Fourth Proportional to 3,161,437.19, 4,742,168.23 and 765,277.97

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Solution

The fourth proportional to 3,161,437.19, 4,742,168.23 and 765,277.97 is: 1,147,919.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,437.19 : 4,742,168.23 = 765,277.97 : x
  2. Step 2: Convert to fraction form
    3,161,437.19/4,742,168.23 = 765,277.97/x
  3. Step 3: Cross multiply
    3,161,437.19x = 4,742,168.23 × 765,277.97
  4. Step 4: Simplify right side
    3,161,437.19x = 3,629,076,876,452.89
  5. Step 5: Solve for x
    x = 3,629,076,876,452.89/3,161,437.19
  6. Step 6: Final answer
    x = 1,147,919.97

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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.