Home / 5,436,120.25-8,154,229.65-1,649,603.26

Finding the Fourth Proportional to 5,436,120.25, 8,154,229.65 and 1,649,603.26

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Solution

The fourth proportional to 5,436,120.25, 8,154,229.65 and 1,649,603.26 is: 2,474,419.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,120.25 : 8,154,229.65 = 1,649,603.26 : x
  2. Step 2: Convert to fraction form
    5,436,120.25/8,154,229.65 = 1,649,603.26/x
  3. Step 3: Cross multiply
    5,436,120.25x = 8,154,229.65 × 1,649,603.26
  4. Step 4: Simplify right side
    5,436,120.25x = 13,451,243,813,428.66
  5. Step 5: Solve for x
    x = 13,451,243,813,428.66/5,436,120.25
  6. Step 6: Final answer
    x = 2,474,419.84

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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.