Home / 1,458,912.11-2,013,634.64-855,494.51

Finding the Fourth Proportional to 1,458,912.11, 2,013,634.64 and 855,494.51

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Solution

The fourth proportional to 1,458,912.11, 2,013,634.64 and 855,494.51 is: 1,180,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,912.11 : 2,013,634.64 = 855,494.51 : x
  2. Step 2: Convert to fraction form
    1,458,912.11/2,013,634.64 = 855,494.51/x
  3. Step 3: Cross multiply
    1,458,912.11x = 2,013,634.64 × 855,494.51
  4. Step 4: Simplify right side
    1,458,912.11x = 1,722,653,379,665.83
  5. Step 5: Solve for x
    x = 1,722,653,379,665.83/1,458,912.11
  6. Step 6: Final answer
    x = 1,180,779.41

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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.