Home / 3,447,397.44-5,171,449.30-1,319,271.48

Finding the Fourth Proportional to 3,447,397.44, 5,171,449.30 and 1,319,271.48

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Solution

The fourth proportional to 3,447,397.44, 5,171,449.30 and 1,319,271.48 is: 1,979,042.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447,397.44 : 5,171,449.30 = 1,319,271.48 : x
  2. Step 2: Convert to fraction form
    3,447,397.44/5,171,449.30 = 1,319,271.48/x
  3. Step 3: Cross multiply
    3,447,397.44x = 5,171,449.30 × 1,319,271.48
  4. Step 4: Simplify right side
    3,447,397.44x = 6,822,545,571,755.96
  5. Step 5: Solve for x
    x = 6,822,545,571,755.96/3,447,397.44
  6. Step 6: Final answer
    x = 1,979,042.36

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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.