Home / 1,356,629.04-1,872,170.04-744,838.20

Finding the Fourth Proportional to 1,356,629.04, 1,872,170.04 and 744,838.20

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Solution

The fourth proportional to 1,356,629.04, 1,872,170.04 and 744,838.20 is: 1,027,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,629.04 : 1,872,170.04 = 744,838.20 : x
  2. Step 2: Convert to fraction form
    1,356,629.04/1,872,170.04 = 744,838.20/x
  3. Step 3: Cross multiply
    1,356,629.04x = 1,872,170.04 × 744,838.20
  4. Step 4: Simplify right side
    1,356,629.04x = 1,394,463,762,687.53
  5. Step 5: Solve for x
    x = 1,394,463,762,687.53/1,356,629.04
  6. Step 6: Final answer
    x = 1,027,888.78

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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.