Home / 1,112,725.67-1,535,643.90-622,744.29

Finding the Fourth Proportional to 1,112,725.67, 1,535,643.90 and 622,744.29

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Solution

The fourth proportional to 1,112,725.67, 1,535,643.90 and 622,744.29 is: 859,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,725.67 : 1,535,643.90 = 622,744.29 : x
  2. Step 2: Convert to fraction form
    1,112,725.67/1,535,643.90 = 622,744.29/x
  3. Step 3: Cross multiply
    1,112,725.67x = 1,535,643.90 × 622,744.29
  4. Step 4: Simplify right side
    1,112,725.67x = 956,313,470,198.33
  5. Step 5: Solve for x
    x = 956,313,470,198.33/1,112,725.67
  6. Step 6: Final answer
    x = 859,433.28

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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.