Home / 1,498,579.62-2,068,035.69-810,246.66

Finding the Fourth Proportional to 1,498,579.62, 2,068,035.69 and 810,246.66

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Solution

The fourth proportional to 1,498,579.62, 2,068,035.69 and 810,246.66 is: 1,118,138.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,579.62 : 2,068,035.69 = 810,246.66 : x
  2. Step 2: Convert to fraction form
    1,498,579.62/2,068,035.69 = 810,246.66/x
  3. Step 3: Cross multiply
    1,498,579.62x = 2,068,035.69 × 810,246.66
  4. Step 4: Simplify right side
    1,498,579.62x = 1,675,619,010,583.30
  5. Step 5: Solve for x
    x = 1,675,619,010,583.30/1,498,579.62
  6. Step 6: Final answer
    x = 1,118,138.13

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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.