Home / 3,449,042.64-4,759,825.68-1,921,150.44

Finding the Fourth Proportional to 3,449,042.64, 4,759,825.68 and 1,921,150.44

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Solution

The fourth proportional to 3,449,042.64, 4,759,825.68 and 1,921,150.44 is: 2,651,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,042.64 : 4,759,825.68 = 1,921,150.44 : x
  2. Step 2: Convert to fraction form
    3,449,042.64/4,759,825.68 = 1,921,150.44/x
  3. Step 3: Cross multiply
    3,449,042.64x = 4,759,825.68 × 1,921,150.44
  4. Step 4: Simplify right side
    3,449,042.64x = 9,144,341,199,455.30
  5. Step 5: Solve for x
    x = 9,144,341,199,455.30/3,449,042.64
  6. Step 6: Final answer
    x = 2,651,269.40

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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.