Home / 3,636,861.80-5,018,908.68-2,005,272.32

Finding the Fourth Proportional to 3,636,861.80, 5,018,908.68 and 2,005,272.32

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Solution

The fourth proportional to 3,636,861.80, 5,018,908.68 and 2,005,272.32 is: 2,767,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,861.80 : 5,018,908.68 = 2,005,272.32 : x
  2. Step 2: Convert to fraction form
    3,636,861.80/5,018,908.68 = 2,005,272.32/x
  3. Step 3: Cross multiply
    3,636,861.80x = 5,018,908.68 × 2,005,272.32
  4. Step 4: Simplify right side
    3,636,861.80x = 10,064,278,652,611.74
  5. Step 5: Solve for x
    x = 10,064,278,652,611.74/3,636,861.80
  6. Step 6: Final answer
    x = 2,767,297.52

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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.