Home / 3,616,403.37-4,990,273.16-2,166,061.52

Finding the Fourth Proportional to 3,616,403.37, 4,990,273.16 and 2,166,061.52

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Solution

The fourth proportional to 3,616,403.37, 4,990,273.16 and 2,166,061.52 is: 2,988,947.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,403.37 : 4,990,273.16 = 2,166,061.52 : x
  2. Step 2: Convert to fraction form
    3,616,403.37/4,990,273.16 = 2,166,061.52/x
  3. Step 3: Cross multiply
    3,616,403.37x = 4,990,273.16 × 2,166,061.52
  4. Step 4: Simplify right side
    3,616,403.37x = 10,809,238,630,383.13
  5. Step 5: Solve for x
    x = 10,809,238,630,383.13/3,616,403.37
  6. Step 6: Final answer
    x = 2,988,947.17

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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.