Home / 2,892,664.72-3,991,456.92-1,603,504

Finding the Fourth Proportional to 2,892,664.72, 3,991,456.92 and 1,603,504

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Solution

The fourth proportional to 2,892,664.72, 3,991,456.92 and 1,603,504 is: 2,212,602.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,664.72 : 3,991,456.92 = 1,603,504 : x
  2. Step 2: Convert to fraction form
    2,892,664.72/3,991,456.92 = 1,603,504/x
  3. Step 3: Cross multiply
    2,892,664.72x = 3,991,456.92 × 1,603,504
  4. Step 4: Simplify right side
    2,892,664.72x = 6,400,317,137,047.68
  5. Step 5: Solve for x
    x = 6,400,317,137,047.68/2,892,664.72
  6. Step 6: Final answer
    x = 2,212,602.48

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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.