Home / 1,522,818.44-2,101,489.80-910,996.69

Finding the Fourth Proportional to 1,522,818.44, 2,101,489.80 and 910,996.69

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Solution

The fourth proportional to 1,522,818.44, 2,101,489.80 and 910,996.69 is: 1,257,175.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,818.44 : 2,101,489.80 = 910,996.69 : x
  2. Step 2: Convert to fraction form
    1,522,818.44/2,101,489.80 = 910,996.69/x
  3. Step 3: Cross multiply
    1,522,818.44x = 2,101,489.80 × 910,996.69
  4. Step 4: Simplify right side
    1,522,818.44x = 1,914,450,252,263.45
  5. Step 5: Solve for x
    x = 1,914,450,252,263.45/1,522,818.44
  6. Step 6: Final answer
    x = 1,257,175.64

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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.