Home / 1,483,309.80-2,224,964.70-809,130.60

Finding the Fourth Proportional to 1,483,309.80, 2,224,964.70 and 809,130.60

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Solution

The fourth proportional to 1,483,309.80, 2,224,964.70 and 809,130.60 is: 1,213,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,309.80 : 2,224,964.70 = 809,130.60 : x
  2. Step 2: Convert to fraction form
    1,483,309.80/2,224,964.70 = 809,130.60/x
  3. Step 3: Cross multiply
    1,483,309.80x = 2,224,964.70 × 809,130.60
  4. Step 4: Simplify right side
    1,483,309.80x = 1,800,287,022,689.82
  5. Step 5: Solve for x
    x = 1,800,287,022,689.82/1,483,309.80
  6. Step 6: Final answer
    x = 1,213,695.90

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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.