Home / 1,131,398.49-1,695,976.75-531,285.39

Finding the Fourth Proportional to 1,131,398.49, 1,695,976.75 and 531,285.39

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Solution

The fourth proportional to 1,131,398.49, 1,695,976.75 and 531,285.39 is: 796,401.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,398.49 : 1,695,976.75 = 531,285.39 : x
  2. Step 2: Convert to fraction form
    1,131,398.49/1,695,976.75 = 531,285.39/x
  3. Step 3: Cross multiply
    1,131,398.49x = 1,695,976.75 × 531,285.39
  4. Step 4: Simplify right side
    1,131,398.49x = 901,047,669,054.68
  5. Step 5: Solve for x
    x = 901,047,669,054.68/1,131,398.49
  6. Step 6: Final answer
    x = 796,401.69

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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.