Home / 1,396,406.72-2,094,774.11-497,976.18

Finding the Fourth Proportional to 1,396,406.72, 2,094,774.11 and 497,976.18

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Solution

The fourth proportional to 1,396,406.72, 2,094,774.11 and 497,976.18 is: 747,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,406.72 : 2,094,774.11 = 497,976.18 : x
  2. Step 2: Convert to fraction form
    1,396,406.72/2,094,774.11 = 497,976.18/x
  3. Step 3: Cross multiply
    1,396,406.72x = 2,094,774.11 × 497,976.18
  4. Step 4: Simplify right side
    1,396,406.72x = 1,043,147,609,260.70
  5. Step 5: Solve for x
    x = 1,043,147,609,260.70/1,396,406.72
  6. Step 6: Final answer
    x = 747,022.77

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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.