Home / 3,670,659.45-5,065,369.22-2,039,169.40

Finding the Fourth Proportional to 3,670,659.45, 5,065,369.22 and 2,039,169.40

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Solution

The fourth proportional to 3,670,659.45, 5,065,369.22 and 2,039,169.40 is: 2,813,975.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,659.45 : 5,065,369.22 = 2,039,169.40 : x
  2. Step 2: Convert to fraction form
    3,670,659.45/5,065,369.22 = 2,039,169.40/x
  3. Step 3: Cross multiply
    3,670,659.45x = 5,065,369.22 × 2,039,169.40
  4. Step 4: Simplify right side
    3,670,659.45x = 10,329,145,913,125.87
  5. Step 5: Solve for x
    x = 10,329,145,913,125.87/3,670,659.45
  6. Step 6: Final answer
    x = 2,813,975.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.