Home / 2,949,079.58-4,068,907.38-1,902,057.76

Finding the Fourth Proportional to 2,949,079.58, 4,068,907.38 and 1,902,057.76

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Solution

The fourth proportional to 2,949,079.58, 4,068,907.38 and 1,902,057.76 is: 2,624,309.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949,079.58 : 4,068,907.38 = 1,902,057.76 : x
  2. Step 2: Convert to fraction form
    2,949,079.58/4,068,907.38 = 1,902,057.76/x
  3. Step 3: Cross multiply
    2,949,079.58x = 4,068,907.38 × 1,902,057.76
  4. Step 4: Simplify right side
    2,949,079.58x = 7,739,296,856,850.27
  5. Step 5: Solve for x
    x = 7,739,296,856,850.27/2,949,079.58
  6. Step 6: Final answer
    x = 2,624,309.26

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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.