Home / 1,317,550.37-1,818,204.35-713,938.37

Finding the Fourth Proportional to 1,317,550.37, 1,818,204.35 and 713,938.37

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Solution

The fourth proportional to 1,317,550.37, 1,818,204.35 and 713,938.37 is: 985,226.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,550.37 : 1,818,204.35 = 713,938.37 : x
  2. Step 2: Convert to fraction form
    1,317,550.37/1,818,204.35 = 713,938.37/x
  3. Step 3: Cross multiply
    1,317,550.37x = 1,818,204.35 × 713,938.37
  4. Step 4: Simplify right side
    1,317,550.37x = 1,298,085,837,305.20
  5. Step 5: Solve for x
    x = 1,298,085,837,305.20/1,317,550.37
  6. Step 6: Final answer
    x = 985,226.73

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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.