Home / 1,325,313.50-1,828,884.60-809,929.62

Finding the Fourth Proportional to 1,325,313.50, 1,828,884.60 and 809,929.62

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Solution

The fourth proportional to 1,325,313.50, 1,828,884.60 and 809,929.62 is: 1,117,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,313.50 : 1,828,884.60 = 809,929.62 : x
  2. Step 2: Convert to fraction form
    1,325,313.50/1,828,884.60 = 809,929.62/x
  3. Step 3: Cross multiply
    1,325,313.50x = 1,828,884.60 × 809,929.62
  4. Step 4: Simplify right side
    1,325,313.50x = 1,481,267,809,101.85
  5. Step 5: Solve for x
    x = 1,481,267,809,101.85/1,325,313.50
  6. Step 6: Final answer
    x = 1,117,673.53

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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.