Home / 5,056,739.79-6,978,303.14-2,764,919.31

Finding the Fourth Proportional to 5,056,739.79, 6,978,303.14 and 2,764,919.31

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Solution

The fourth proportional to 5,056,739.79, 6,978,303.14 and 2,764,919.31 is: 3,815,589.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056,739.79 : 6,978,303.14 = 2,764,919.31 : x
  2. Step 2: Convert to fraction form
    5,056,739.79/6,978,303.14 = 2,764,919.31/x
  3. Step 3: Cross multiply
    5,056,739.79x = 6,978,303.14 × 2,764,919.31
  4. Step 4: Simplify right side
    5,056,739.79x = 19,294,445,088,995.04
  5. Step 5: Solve for x
    x = 19,294,445,088,995.04/5,056,739.79
  6. Step 6: Final answer
    x = 3,815,589.86

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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.