Home / 4,068,947.54-5,619,807.89-2,679,719.33

Finding the Fourth Proportional to 4,068,947.54, 5,619,807.89 and 2,679,719.33

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Solution

The fourth proportional to 4,068,947.54, 5,619,807.89 and 2,679,719.33 is: 3,701,081.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068,947.54 : 5,619,807.89 = 2,679,719.33 : x
  2. Step 2: Convert to fraction form
    4,068,947.54/5,619,807.89 = 2,679,719.33/x
  3. Step 3: Cross multiply
    4,068,947.54x = 5,619,807.89 × 2,679,719.33
  4. Step 4: Simplify right side
    4,068,947.54x = 15,059,507,821,076.96
  5. Step 5: Solve for x
    x = 15,059,507,821,076.96/4,068,947.54
  6. Step 6: Final answer
    x = 3,701,081.84

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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.