Home / 1,081,939.80-1,623,057.36-450,706

Finding the Fourth Proportional to 1,081,939.80, 1,623,057.36 and 450,706

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Solution

The fourth proportional to 1,081,939.80, 1,623,057.36 and 450,706 is: 676,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,939.80 : 1,623,057.36 = 450,706 : x
  2. Step 2: Convert to fraction form
    1,081,939.80/1,623,057.36 = 450,706/x
  3. Step 3: Cross multiply
    1,081,939.80x = 1,623,057.36 × 450,706
  4. Step 4: Simplify right side
    1,081,939.80x = 731,521,690,496.16
  5. Step 5: Solve for x
    x = 731,521,690,496.16/1,081,939.80
  6. Step 6: Final answer
    x = 676,120.51

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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.