Home / 1,396,405.72-2,094,772.61-497,975.18

Finding the Fourth Proportional to 1,396,405.72, 2,094,772.61 and 497,975.18

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Solution

The fourth proportional to 1,396,405.72, 2,094,772.61 and 497,975.18 is: 747,021.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,405.72 : 2,094,772.61 = 497,975.18 : x
  2. Step 2: Convert to fraction form
    1,396,405.72/2,094,772.61 = 497,975.18/x
  3. Step 3: Cross multiply
    1,396,405.72x = 2,094,772.61 × 497,975.18
  4. Step 4: Simplify right side
    1,396,405.72x = 1,043,144,770,270.88
  5. Step 5: Solve for x
    x = 1,043,144,770,270.88/1,396,405.72
  6. Step 6: Final answer
    x = 747,021.27

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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.