Home / 855,344.80-1,283,324.40-824,624.80

Finding the Fourth Proportional to 855,344.80, 1,283,324.40 and 824,624.80

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Solution

The fourth proportional to 855,344.80, 1,283,324.40 and 824,624.80 is: 1,237,233.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,344.80 : 1,283,324.40 = 824,624.80 : x
  2. Step 2: Convert to fraction form
    855,344.80/1,283,324.40 = 824,624.80/x
  3. Step 3: Cross multiply
    855,344.80x = 1,283,324.40 × 824,624.80
  4. Step 4: Simplify right side
    855,344.80x = 1,058,261,126,685.12
  5. Step 5: Solve for x
    x = 1,058,261,126,685.12/855,344.80
  6. Step 6: Final answer
    x = 1,237,233.37

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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.