Home / 1,365,169.75-1,883,939.82-753,340.40

Finding the Fourth Proportional to 1,365,169.75, 1,883,939.82 and 753,340.40

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Solution

The fourth proportional to 1,365,169.75, 1,883,939.82 and 753,340.40 is: 1,039,612.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,169.75 : 1,883,939.82 = 753,340.40 : x
  2. Step 2: Convert to fraction form
    1,365,169.75/1,883,939.82 = 753,340.40/x
  3. Step 3: Cross multiply
    1,365,169.75x = 1,883,939.82 × 753,340.40
  4. Step 4: Simplify right side
    1,365,169.75x = 1,419,247,972,394.78
  5. Step 5: Solve for x
    x = 1,419,247,972,394.78/1,365,169.75
  6. Step 6: Final answer
    x = 1,039,612.82

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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.