Home / 3,449,276.64-4,760,148.87-1,921,384.44

Finding the Fourth Proportional to 3,449,276.64, 4,760,148.87 and 1,921,384.44

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Solution

The fourth proportional to 3,449,276.64, 4,760,148.87 and 1,921,384.44 is: 2,651,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,276.64 : 4,760,148.87 = 1,921,384.44 : x
  2. Step 2: Convert to fraction form
    3,449,276.64/4,760,148.87 = 1,921,384.44/x
  3. Step 3: Cross multiply
    3,449,276.64x = 4,760,148.87 × 1,921,384.44
  4. Step 4: Simplify right side
    3,449,276.64x = 9,146,075,970,901.58
  5. Step 5: Solve for x
    x = 9,146,075,970,901.58/3,449,276.64
  6. Step 6: Final answer
    x = 2,651,592.47

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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.