Home / 1,439,661.43-2,157,831.33-540,529.66

Finding the Fourth Proportional to 1,439,661.43, 2,157,831.33 and 540,529.66

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Solution

The fourth proportional to 1,439,661.43, 2,157,831.33 and 540,529.66 is: 810,170.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,661.43 : 2,157,831.33 = 540,529.66 : x
  2. Step 2: Convert to fraction form
    1,439,661.43/2,157,831.33 = 540,529.66/x
  3. Step 3: Cross multiply
    1,439,661.43x = 2,157,831.33 × 540,529.66
  4. Step 4: Simplify right side
    1,439,661.43x = 1,166,371,835,142.25
  5. Step 5: Solve for x
    x = 1,166,371,835,142.25/1,439,661.43
  6. Step 6: Final answer
    x = 810,170.93

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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.