Home / 1,243,954.94-1,717,187.49-836,293.23

Finding the Fourth Proportional to 1,243,954.94, 1,717,187.49 and 836,293.23

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Solution

The fourth proportional to 1,243,954.94, 1,717,187.49 and 836,293.23 is: 1,154,440.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,954.94 : 1,717,187.49 = 836,293.23 : x
  2. Step 2: Convert to fraction form
    1,243,954.94/1,717,187.49 = 836,293.23/x
  3. Step 3: Cross multiply
    1,243,954.94x = 1,717,187.49 × 836,293.23
  4. Step 4: Simplify right side
    1,243,954.94x = 1,436,072,272,527.69
  5. Step 5: Solve for x
    x = 1,436,072,272,527.69/1,243,954.94
  6. Step 6: Final answer
    x = 1,154,440.75

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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.