Home / 5,157,067.06-7,734,742.56-1,561,979.26

Finding the Fourth Proportional to 5,157,067.06, 7,734,742.56 and 1,561,979.26

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Solution

The fourth proportional to 5,157,067.06, 7,734,742.56 and 1,561,979.26 is: 2,342,709.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,067.06 : 7,734,742.56 = 1,561,979.26 : x
  2. Step 2: Convert to fraction form
    5,157,067.06/7,734,742.56 = 1,561,979.26/x
  3. Step 3: Cross multiply
    5,157,067.06x = 7,734,742.56 × 1,561,979.26
  4. Step 4: Simplify right side
    5,157,067.06x = 12,081,507,460,159.30
  5. Step 5: Solve for x
    x = 12,081,507,460,159.30/5,157,067.06
  6. Step 6: Final answer
    x = 2,342,709.01

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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.