Home / 1,660,831.73-2,291,470.08-1,080,908.58

Finding the Fourth Proportional to 1,660,831.73, 2,291,470.08 and 1,080,908.58

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Solution

The fourth proportional to 1,660,831.73, 2,291,470.08 and 1,080,908.58 is: 1,491,342.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,831.73 : 2,291,470.08 = 1,080,908.58 : x
  2. Step 2: Convert to fraction form
    1,660,831.73/2,291,470.08 = 1,080,908.58/x
  3. Step 3: Cross multiply
    1,660,831.73x = 2,291,470.08 × 1,080,908.58
  4. Step 4: Simplify right side
    1,660,831.73x = 2,476,869,670,285.29
  5. Step 5: Solve for x
    x = 2,476,869,670,285.29/1,660,831.73
  6. Step 6: Final answer
    x = 1,491,342.94

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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.