Home / 1,317,605.24-1,818,296.16-713,993.24

Finding the Fourth Proportional to 1,317,605.24, 1,818,296.16 and 713,993.24

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Solution

The fourth proportional to 1,317,605.24, 1,818,296.16 and 713,993.24 is: 985,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,605.24 : 1,818,296.16 = 713,993.24 : x
  2. Step 2: Convert to fraction form
    1,317,605.24/1,818,296.16 = 713,993.24/x
  3. Step 3: Cross multiply
    1,317,605.24x = 1,818,296.16 × 713,993.24
  4. Step 4: Simplify right side
    1,317,605.24x = 1,298,251,166,557.96
  5. Step 5: Solve for x
    x = 1,298,251,166,557.96/1,317,605.24
  6. Step 6: Final answer
    x = 985,311.17

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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.