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Finding the Fourth Proportional to 3,813,008.08, 5,719,507.52 and 973,120.54

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Solution

The fourth proportional to 3,813,008.08, 5,719,507.52 and 973,120.54 is: 1,459,679.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,008.08 : 5,719,507.52 = 973,120.54 : x
  2. Step 2: Convert to fraction form
    3,813,008.08/5,719,507.52 = 973,120.54/x
  3. Step 3: Cross multiply
    3,813,008.08x = 5,719,507.52 × 973,120.54
  4. Step 4: Simplify right side
    3,813,008.08x = 5,565,770,212,933.32
  5. Step 5: Solve for x
    x = 5,565,770,212,933.32/3,813,008.08
  6. Step 6: Final answer
    x = 1,459,679.63

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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.