Home / 3,237,081-4,467,172.04-1,786,776.80

Finding the Fourth Proportional to 3,237,081, 4,467,172.04 and 1,786,776.80

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Solution

The fourth proportional to 3,237,081, 4,467,172.04 and 1,786,776.80 is: 2,465,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,081 : 4,467,172.04 = 1,786,776.80 : x
  2. Step 2: Convert to fraction form
    3,237,081/4,467,172.04 = 1,786,776.80/x
  3. Step 3: Cross multiply
    3,237,081x = 4,467,172.04 × 1,786,776.80
  4. Step 4: Simplify right side
    3,237,081x = 7,981,839,362,680.67
  5. Step 5: Solve for x
    x = 7,981,839,362,680.67/3,237,081
  6. Step 6: Final answer
    x = 2,465,752.13

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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.