Home / 1,820,596.32-2,511,002.79-1,167,284.79

Finding the Fourth Proportional to 1,820,596.32, 2,511,002.79 and 1,167,284.79

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Solution

The fourth proportional to 1,820,596.32, 2,511,002.79 and 1,167,284.79 is: 1,609,942.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,596.32 : 2,511,002.79 = 1,167,284.79 : x
  2. Step 2: Convert to fraction form
    1,820,596.32/2,511,002.79 = 1,167,284.79/x
  3. Step 3: Cross multiply
    1,820,596.32x = 2,511,002.79 × 1,167,284.79
  4. Step 4: Simplify right side
    1,820,596.32x = 2,931,055,364,414.56
  5. Step 5: Solve for x
    x = 2,931,055,364,414.56/1,820,596.32
  6. Step 6: Final answer
    x = 1,609,942.49

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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.