Home / 1,802,809.75-2,704,575.48-665,578.87

Finding the Fourth Proportional to 1,802,809.75, 2,704,575.48 and 665,578.87

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Solution

The fourth proportional to 1,802,809.75, 2,704,575.48 and 665,578.87 is: 998,501.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,809.75 : 2,704,575.48 = 665,578.87 : x
  2. Step 2: Convert to fraction form
    1,802,809.75/2,704,575.48 = 665,578.87/x
  3. Step 3: Cross multiply
    1,802,809.75x = 2,704,575.48 × 665,578.87
  4. Step 4: Simplify right side
    1,802,809.75x = 1,800,108,280,781.15
  5. Step 5: Solve for x
    x = 1,800,108,280,781.15/1,802,809.75
  6. Step 6: Final answer
    x = 998,501.52

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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.