Home / 3,161,508.08-4,742,274.24-765,348.86

Finding the Fourth Proportional to 3,161,508.08, 4,742,274.24 and 765,348.86

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Solution

The fourth proportional to 3,161,508.08, 4,742,274.24 and 765,348.86 is: 1,148,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,508.08 : 4,742,274.24 = 765,348.86 : x
  2. Step 2: Convert to fraction form
    3,161,508.08/4,742,274.24 = 765,348.86/x
  3. Step 3: Cross multiply
    3,161,508.08x = 4,742,274.24 × 765,348.86
  4. Step 4: Simplify right side
    3,161,508.08x = 3,629,494,183,391.37
  5. Step 5: Solve for x
    x = 3,629,494,183,391.37/3,161,508.08
  6. Step 6: Final answer
    x = 1,148,026.22

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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.