Home / 3,990,530.36-5,507,828.88-2,613,074.06

Finding the Fourth Proportional to 3,990,530.36, 5,507,828.88 and 2,613,074.06

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Solution

The fourth proportional to 3,990,530.36, 5,507,828.88 and 2,613,074.06 is: 3,606,629.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,530.36 : 5,507,828.88 = 2,613,074.06 : x
  2. Step 2: Convert to fraction form
    3,990,530.36/5,507,828.88 = 2,613,074.06/x
  3. Step 3: Cross multiply
    3,990,530.36x = 5,507,828.88 × 2,613,074.06
  4. Step 4: Simplify right side
    3,990,530.36x = 14,392,364,773,246.85
  5. Step 5: Solve for x
    x = 14,392,364,773,246.85/3,990,530.36
  6. Step 6: Final answer
    x = 3,606,629.56

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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.