Home / 2,723,721.40-4,085,144.70-830,022.40

Finding the Fourth Proportional to 2,723,721.40, 4,085,144.70 and 830,022.40

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Solution

The fourth proportional to 2,723,721.40, 4,085,144.70 and 830,022.40 is: 1,244,900.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723,721.40 : 4,085,144.70 = 830,022.40 : x
  2. Step 2: Convert to fraction form
    2,723,721.40/4,085,144.70 = 830,022.40/x
  3. Step 3: Cross multiply
    2,723,721.40x = 4,085,144.70 × 830,022.40
  4. Step 4: Simplify right side
    2,723,721.40x = 3,390,761,608,241.28
  5. Step 5: Solve for x
    x = 3,390,761,608,241.28/2,723,721.40
  6. Step 6: Final answer
    x = 1,244,900.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.