Home / 1,366,863.62-2,050,281.38-790,119.92

Finding the Fourth Proportional to 1,366,863.62, 2,050,281.38 and 790,119.92

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Solution

The fourth proportional to 1,366,863.62, 2,050,281.38 and 790,119.92 is: 1,185,171.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,863.62 : 2,050,281.38 = 790,119.92 : x
  2. Step 2: Convert to fraction form
    1,366,863.62/2,050,281.38 = 790,119.92/x
  3. Step 3: Cross multiply
    1,366,863.62x = 2,050,281.38 × 790,119.92
  4. Step 4: Simplify right side
    1,366,863.62x = 1,619,968,159,943.09
  5. Step 5: Solve for x
    x = 1,619,968,159,943.09/1,366,863.62
  6. Step 6: Final answer
    x = 1,185,171.76

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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.