Home / 1,817,162-2,507,735.40-1,012,397.84

Finding the Fourth Proportional to 1,817,162, 2,507,735.40 and 1,012,397.84

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Solution

The fourth proportional to 1,817,162, 2,507,735.40 and 1,012,397.84 is: 1,397,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,162 : 2,507,735.40 = 1,012,397.84 : x
  2. Step 2: Convert to fraction form
    1,817,162/2,507,735.40 = 1,012,397.84/x
  3. Step 3: Cross multiply
    1,817,162x = 2,507,735.40 × 1,012,397.84
  4. Step 4: Simplify right side
    1,817,162x = 2,538,825,902,251.54
  5. Step 5: Solve for x
    x = 2,538,825,902,251.54/1,817,162
  6. Step 6: Final answer
    x = 1,397,137.90

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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.