Home / 2,420,386.38-3,628,898.82-1,071,814.14

Finding the Fourth Proportional to 2,420,386.38, 3,628,898.82 and 1,071,814.14

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Solution

The fourth proportional to 2,420,386.38, 3,628,898.82 and 1,071,814.14 is: 1,606,976.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,386.38 : 3,628,898.82 = 1,071,814.14 : x
  2. Step 2: Convert to fraction form
    2,420,386.38/3,628,898.82 = 1,071,814.14/x
  3. Step 3: Cross multiply
    2,420,386.38x = 3,628,898.82 × 1,071,814.14
  4. Step 4: Simplify right side
    2,420,386.38x = 3,889,505,067,905.31
  5. Step 5: Solve for x
    x = 3,889,505,067,905.31/2,420,386.38
  6. Step 6: Final answer
    x = 1,606,976.93

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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.