Home / 1,065,017.89-1,469,831.04-635,298.02

Finding the Fourth Proportional to 1,065,017.89, 1,469,831.04 and 635,298.02

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Solution

The fourth proportional to 1,065,017.89, 1,469,831.04 and 635,298.02 is: 876,774.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,017.89 : 1,469,831.04 = 635,298.02 : x
  2. Step 2: Convert to fraction form
    1,065,017.89/1,469,831.04 = 635,298.02/x
  3. Step 3: Cross multiply
    1,065,017.89x = 1,469,831.04 × 635,298.02
  4. Step 4: Simplify right side
    1,065,017.89x = 933,780,747,609.25
  5. Step 5: Solve for x
    x = 933,780,747,609.25/1,065,017.89
  6. Step 6: Final answer
    x = 876,774.71

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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.