Home / 1,180,169.20-1,628,353.56-670,831.48

Finding the Fourth Proportional to 1,180,169.20, 1,628,353.56 and 670,831.48

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Solution

The fourth proportional to 1,180,169.20, 1,628,353.56 and 670,831.48 is: 925,588.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,169.20 : 1,628,353.56 = 670,831.48 : x
  2. Step 2: Convert to fraction form
    1,180,169.20/1,628,353.56 = 670,831.48/x
  3. Step 3: Cross multiply
    1,180,169.20x = 1,628,353.56 × 670,831.48
  4. Step 4: Simplify right side
    1,180,169.20x = 1,092,350,828,618.07
  5. Step 5: Solve for x
    x = 1,092,350,828,618.07/1,180,169.20
  6. Step 6: Final answer
    x = 925,588.32

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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.