Home / 2,249,831.31-3,104,765.19-1,269,976.56

Finding the Fourth Proportional to 2,249,831.31, 3,104,765.19 and 1,269,976.56

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Solution

The fourth proportional to 2,249,831.31, 3,104,765.19 and 1,269,976.56 is: 1,752,566.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249,831.31 : 3,104,765.19 = 1,269,976.56 : x
  2. Step 2: Convert to fraction form
    2,249,831.31/3,104,765.19 = 1,269,976.56/x
  3. Step 3: Cross multiply
    2,249,831.31x = 3,104,765.19 × 1,269,976.56
  4. Step 4: Simplify right side
    2,249,831.31x = 3,942,979,015,603.95
  5. Step 5: Solve for x
    x = 3,942,979,015,603.95/2,249,831.31
  6. Step 6: Final answer
    x = 1,752,566.51

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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.