Home / 3,219,636.26-4,442,917.83-1,929,831.14

Finding the Fourth Proportional to 3,219,636.26, 4,442,917.83 and 1,929,831.14

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Solution

The fourth proportional to 3,219,636.26, 4,442,917.83 and 1,929,831.14 is: 2,663,058.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,636.26 : 4,442,917.83 = 1,929,831.14 : x
  2. Step 2: Convert to fraction form
    3,219,636.26/4,442,917.83 = 1,929,831.14/x
  3. Step 3: Cross multiply
    3,219,636.26x = 4,442,917.83 × 1,929,831.14
  4. Step 4: Simplify right side
    3,219,636.26x = 8,574,081,180,795.23
  5. Step 5: Solve for x
    x = 8,574,081,180,795.23/3,219,636.26
  6. Step 6: Final answer
    x = 2,663,058.96

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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.