Home / 987,005.52-1,362,093.84-599,689.44

Finding the Fourth Proportional to 987,005.52, 1,362,093.84 and 599,689.44

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Solution

The fourth proportional to 987,005.52, 1,362,093.84 and 599,689.44 is: 827,587.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,005.52 : 1,362,093.84 = 599,689.44 : x
  2. Step 2: Convert to fraction form
    987,005.52/1,362,093.84 = 599,689.44/x
  3. Step 3: Cross multiply
    987,005.52x = 1,362,093.84 × 599,689.44
  4. Step 4: Simplify right side
    987,005.52x = 816,833,292,137.05
  5. Step 5: Solve for x
    x = 816,833,292,137.05/987,005.52
  6. Step 6: Final answer
    x = 827,587.36

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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.