Home / 1,458,548.25-2,187,804.77-378,965.26

Finding the Fourth Proportional to 1,458,548.25, 2,187,804.77 and 378,965.26

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Solution

The fourth proportional to 1,458,548.25, 2,187,804.77 and 378,965.26 is: 568,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,548.25 : 2,187,804.77 = 378,965.26 : x
  2. Step 2: Convert to fraction form
    1,458,548.25/2,187,804.77 = 378,965.26/x
  3. Step 3: Cross multiply
    1,458,548.25x = 2,187,804.77 × 378,965.26
  4. Step 4: Simplify right side
    1,458,548.25x = 829,102,003,492.29
  5. Step 5: Solve for x
    x = 829,102,003,492.29/1,458,548.25
  6. Step 6: Final answer
    x = 568,443.32

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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.