Home / 3,078,068.34-4,247,725.41-1,719,942.42

Finding the Fourth Proportional to 3,078,068.34, 4,247,725.41 and 1,719,942.42

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Solution

The fourth proportional to 3,078,068.34, 4,247,725.41 and 1,719,942.42 is: 2,373,515.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,068.34 : 4,247,725.41 = 1,719,942.42 : x
  2. Step 2: Convert to fraction form
    3,078,068.34/4,247,725.41 = 1,719,942.42/x
  3. Step 3: Cross multiply
    3,078,068.34x = 4,247,725.41 × 1,719,942.42
  4. Step 4: Simplify right side
    3,078,068.34x = 7,305,843,121,170.89
  5. Step 5: Solve for x
    x = 7,305,843,121,170.89/3,078,068.34
  6. Step 6: Final answer
    x = 2,373,515.57

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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.