Home / 1,201,921.63-1,802,975.81-349,007.34

Finding the Fourth Proportional to 1,201,921.63, 1,802,975.81 and 349,007.34

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Solution

The fourth proportional to 1,201,921.63, 1,802,975.81 and 349,007.34 is: 523,538.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,921.63 : 1,802,975.81 = 349,007.34 : x
  2. Step 2: Convert to fraction form
    1,201,921.63/1,802,975.81 = 349,007.34/x
  3. Step 3: Cross multiply
    1,201,921.63x = 1,802,975.81 × 349,007.34
  4. Step 4: Simplify right side
    1,201,921.63x = 629,251,796,548.57
  5. Step 5: Solve for x
    x = 629,251,796,548.57/1,201,921.63
  6. Step 6: Final answer
    x = 523,538.13

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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.