Home / 1,112,725.74-1,535,643.99-622,744.35

Finding the Fourth Proportional to 1,112,725.74, 1,535,643.99 and 622,744.35

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Solution

The fourth proportional to 1,112,725.74, 1,535,643.99 and 622,744.35 is: 859,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,725.74 : 1,535,643.99 = 622,744.35 : x
  2. Step 2: Convert to fraction form
    1,112,725.74/1,535,643.99 = 622,744.35/x
  3. Step 3: Cross multiply
    1,112,725.74x = 1,535,643.99 × 622,744.35
  4. Step 4: Simplify right side
    1,112,725.74x = 956,313,618,383.96
  5. Step 5: Solve for x
    x = 956,313,618,383.96/1,112,725.74
  6. Step 6: Final answer
    x = 859,433.36

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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.