Home / 1,458,963.87-2,013,015.56-855,235.23

Finding the Fourth Proportional to 1,458,963.87, 2,013,015.56 and 855,235.23

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Solution

The fourth proportional to 1,458,963.87, 2,013,015.56 and 855,235.23 is: 1,180,016.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,963.87 : 2,013,015.56 = 855,235.23 : x
  2. Step 2: Convert to fraction form
    1,458,963.87/2,013,015.56 = 855,235.23/x
  3. Step 3: Cross multiply
    1,458,963.87x = 2,013,015.56 × 855,235.23
  4. Step 4: Simplify right side
    1,458,963.87x = 1,721,601,821,174.00
  5. Step 5: Solve for x
    x = 1,721,601,821,174.00/1,458,963.87
  6. Step 6: Final answer
    x = 1,180,016.76

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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.