Home / 1,224,464.87-1,836,831.24-415,433.42

Finding the Fourth Proportional to 1,224,464.87, 1,836,831.24 and 415,433.42

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Solution

The fourth proportional to 1,224,464.87, 1,836,831.24 and 415,433.42 is: 623,195.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,464.87 : 1,836,831.24 = 415,433.42 : x
  2. Step 2: Convert to fraction form
    1,224,464.87/1,836,831.24 = 415,433.42/x
  3. Step 3: Cross multiply
    1,224,464.87x = 1,836,831.24 × 415,433.42
  4. Step 4: Simplify right side
    1,224,464.87x = 763,081,083,996.04
  5. Step 5: Solve for x
    x = 763,081,083,996.04/1,224,464.87
  6. Step 6: Final answer
    x = 623,195.57

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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.