Home / 1,202,142.68-1,802,798.94-348,983.06

Finding the Fourth Proportional to 1,202,142.68, 1,802,798.94 and 348,983.06

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Solution

The fourth proportional to 1,202,142.68, 1,802,798.94 and 348,983.06 is: 523,354.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,142.68 : 1,802,798.94 = 348,983.06 : x
  2. Step 2: Convert to fraction form
    1,202,142.68/1,802,798.94 = 348,983.06/x
  3. Step 3: Cross multiply
    1,202,142.68x = 1,802,798.94 × 348,983.06
  4. Step 4: Simplify right side
    1,202,142.68x = 629,146,290,645.96
  5. Step 5: Solve for x
    x = 629,146,290,645.96/1,202,142.68
  6. Step 6: Final answer
    x = 523,354.09

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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.