Home / 1,902,422.64-2,625,342.54-1,042,964.46

Finding the Fourth Proportional to 1,902,422.64, 2,625,342.54 and 1,042,964.46

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Solution

The fourth proportional to 1,902,422.64, 2,625,342.54 and 1,042,964.46 is: 1,439,290.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,422.64 : 2,625,342.54 = 1,042,964.46 : x
  2. Step 2: Convert to fraction form
    1,902,422.64/2,625,342.54 = 1,042,964.46/x
  3. Step 3: Cross multiply
    1,902,422.64x = 2,625,342.54 × 1,042,964.46
  4. Step 4: Simplify right side
    1,902,422.64x = 2,738,138,964,546.13
  5. Step 5: Solve for x
    x = 2,738,138,964,546.13/1,902,422.64
  6. Step 6: Final answer
    x = 1,439,290.57

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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.