Home / 3,800,445.60-5,244,699.96-2,168,820.48

Finding the Fourth Proportional to 3,800,445.60, 5,244,699.96 and 2,168,820.48

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Solution

The fourth proportional to 3,800,445.60, 5,244,699.96 and 2,168,820.48 is: 2,993,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,445.60 : 5,244,699.96 = 2,168,820.48 : x
  2. Step 2: Convert to fraction form
    3,800,445.60/5,244,699.96 = 2,168,820.48/x
  3. Step 3: Cross multiply
    3,800,445.60x = 5,244,699.96 × 2,168,820.48
  4. Step 4: Simplify right side
    3,800,445.60x = 11,374,812,684,703.18
  5. Step 5: Solve for x
    x = 11,374,812,684,703.18/3,800,445.60
  6. Step 6: Final answer
    x = 2,993,020.79

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1.5x scale

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.