Home / 1,112,699.49-1,669,256.73-505,530.33

Finding the Fourth Proportional to 1,112,699.49, 1,669,256.73 and 505,530.33

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Solution

The fourth proportional to 1,112,699.49, 1,669,256.73 and 505,530.33 is: 758,389.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,699.49 : 1,669,256.73 = 505,530.33 : x
  2. Step 2: Convert to fraction form
    1,112,699.49/1,669,256.73 = 505,530.33/x
  3. Step 3: Cross multiply
    1,112,699.49x = 1,669,256.73 × 505,530.33
  4. Step 4: Simplify right side
    1,112,699.49x = 843,859,905,571.62
  5. Step 5: Solve for x
    x = 843,859,905,571.62/1,112,699.49
  6. Step 6: Final answer
    x = 758,389.77

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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.