Home / 1,232,313.30-1,845,359.55-809,298.90

Finding the Fourth Proportional to 1,232,313.30, 1,845,359.55 and 809,298.90

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Solution

The fourth proportional to 1,232,313.30, 1,845,359.55 and 809,298.90 is: 1,211,905.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,313.30 : 1,845,359.55 = 809,298.90 : x
  2. Step 2: Convert to fraction form
    1,232,313.30/1,845,359.55 = 809,298.90/x
  3. Step 3: Cross multiply
    1,232,313.30x = 1,845,359.55 × 809,298.90
  4. Step 4: Simplify right side
    1,232,313.30x = 1,493,447,453,919.50
  5. Step 5: Solve for x
    x = 1,493,447,453,919.50/1,232,313.30
  6. Step 6: Final answer
    x = 1,211,905.65

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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.