Home / 2,102,719.96-3,154,079.60-505,283.05

Finding the Fourth Proportional to 2,102,719.96, 3,154,079.60 and 505,283.05

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Solution

The fourth proportional to 2,102,719.96, 3,154,079.60 and 505,283.05 is: 757,924.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,719.96 : 3,154,079.60 = 505,283.05 : x
  2. Step 2: Convert to fraction form
    2,102,719.96/3,154,079.60 = 505,283.05/x
  3. Step 3: Cross multiply
    2,102,719.96x = 3,154,079.60 × 505,283.05
  4. Step 4: Simplify right side
    2,102,719.96x = 1,593,702,949,819.17
  5. Step 5: Solve for x
    x = 1,593,702,949,819.17/2,102,719.96
  6. Step 6: Final answer
    x = 757,924.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.