Home / 5,183,724.76-7,774,701.09-1,396,321.90

Finding the Fourth Proportional to 5,183,724.76, 7,774,701.09 and 1,396,321.90

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Solution

The fourth proportional to 5,183,724.76, 7,774,701.09 and 1,396,321.90 is: 2,094,244.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,724.76 : 7,774,701.09 = 1,396,321.90 : x
  2. Step 2: Convert to fraction form
    5,183,724.76/7,774,701.09 = 1,396,321.90/x
  3. Step 3: Cross multiply
    5,183,724.76x = 7,774,701.09 × 1,396,321.90
  4. Step 4: Simplify right side
    5,183,724.76x = 10,855,985,397,920.87
  5. Step 5: Solve for x
    x = 10,855,985,397,920.87/5,183,724.76
  6. Step 6: Final answer
    x = 2,094,244.18

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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.