Home / 3,478,792.72-4,800,961.08-2,008,763.32

Finding the Fourth Proportional to 3,478,792.72, 4,800,961.08 and 2,008,763.32

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Solution

The fourth proportional to 3,478,792.72, 4,800,961.08 and 2,008,763.32 is: 2,772,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,792.72 : 4,800,961.08 = 2,008,763.32 : x
  2. Step 2: Convert to fraction form
    3,478,792.72/4,800,961.08 = 2,008,763.32/x
  3. Step 3: Cross multiply
    3,478,792.72x = 4,800,961.08 × 2,008,763.32
  4. Step 4: Simplify right side
    3,478,792.72x = 9,643,994,518,251.59
  5. Step 5: Solve for x
    x = 9,643,994,518,251.59/3,478,792.72
  6. Step 6: Final answer
    x = 2,772,224.53

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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.