Home / 1,204,717-1,806,706.86-405,784.36

Finding the Fourth Proportional to 1,204,717, 1,806,706.86 and 405,784.36

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Solution

The fourth proportional to 1,204,717, 1,806,706.86 and 405,784.36 is: 608,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,717 : 1,806,706.86 = 405,784.36 : x
  2. Step 2: Convert to fraction form
    1,204,717/1,806,706.86 = 405,784.36/x
  3. Step 3: Cross multiply
    1,204,717x = 1,806,706.86 × 405,784.36
  4. Step 4: Simplify right side
    1,204,717x = 733,133,386,892.71
  5. Step 5: Solve for x
    x = 733,133,386,892.71/1,204,717
  6. Step 6: Final answer
    x = 608,552.37

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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.