Home / 2,420,387.38-3,628,900.32-1,071,815.14

Finding the Fourth Proportional to 2,420,387.38, 3,628,900.32 and 1,071,815.14

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Solution

The fourth proportional to 2,420,387.38, 3,628,900.32 and 1,071,815.14 is: 1,606,978.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,387.38 : 3,628,900.32 = 1,071,815.14 : x
  2. Step 2: Convert to fraction form
    2,420,387.38/3,628,900.32 = 1,071,815.14/x
  3. Step 3: Cross multiply
    2,420,387.38x = 3,628,900.32 × 1,071,815.14
  4. Step 4: Simplify right side
    2,420,387.38x = 3,889,510,304,526.84
  5. Step 5: Solve for x
    x = 3,889,510,304,526.84/2,420,387.38
  6. Step 6: Final answer
    x = 1,606,978.43

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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.