Home / 1,613,185.32-2,420,286.56-760,222.51

Finding the Fourth Proportional to 1,613,185.32, 2,420,286.56 and 760,222.51

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Solution

The fourth proportional to 1,613,185.32, 2,420,286.56 and 760,222.51 is: 1,140,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,185.32 : 2,420,286.56 = 760,222.51 : x
  2. Step 2: Convert to fraction form
    1,613,185.32/2,420,286.56 = 760,222.51/x
  3. Step 3: Cross multiply
    1,613,185.32x = 2,420,286.56 × 760,222.51
  4. Step 4: Simplify right side
    1,613,185.32x = 1,839,956,334,451.83
  5. Step 5: Solve for x
    x = 1,839,956,334,451.83/1,613,185.32
  6. Step 6: Final answer
    x = 1,140,573.44

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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.