Home / 1,330,381.08-1,835,922.78-726,773.40

Finding the Fourth Proportional to 1,330,381.08, 1,835,922.78 and 726,773.40

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Solution

The fourth proportional to 1,330,381.08, 1,835,922.78 and 726,773.40 is: 1,002,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,381.08 : 1,835,922.78 = 726,773.40 : x
  2. Step 2: Convert to fraction form
    1,330,381.08/1,835,922.78 = 726,773.40/x
  3. Step 3: Cross multiply
    1,330,381.08x = 1,835,922.78 × 726,773.40
  4. Step 4: Simplify right side
    1,330,381.08x = 1,334,299,840,958.05
  5. Step 5: Solve for x
    x = 1,334,299,840,958.05/1,330,381.08
  6. Step 6: Final answer
    x = 1,002,945.59

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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.