Home / 1,317,606.24-1,818,297.54-713,994.24

Finding the Fourth Proportional to 1,317,606.24, 1,818,297.54 and 713,994.24

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Solution

The fourth proportional to 1,317,606.24, 1,818,297.54 and 713,994.24 is: 985,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,606.24 : 1,818,297.54 = 713,994.24 : x
  2. Step 2: Convert to fraction form
    1,317,606.24/1,818,297.54 = 713,994.24/x
  3. Step 3: Cross multiply
    1,317,606.24x = 1,818,297.54 × 713,994.24
  4. Step 4: Simplify right side
    1,317,606.24x = 1,298,253,970,166.17
  5. Step 5: Solve for x
    x = 1,298,253,970,166.17/1,317,606.24
  6. Step 6: Final answer
    x = 985,312.55

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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.