Home / 1,144,361.26-1,579,043.19-685,368.28

Finding the Fourth Proportional to 1,144,361.26, 1,579,043.19 and 685,368.28

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Solution

The fourth proportional to 1,144,361.26, 1,579,043.19 and 685,368.28 is: 945,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,361.26 : 1,579,043.19 = 685,368.28 : x
  2. Step 2: Convert to fraction form
    1,144,361.26/1,579,043.19 = 685,368.28/x
  3. Step 3: Cross multiply
    1,144,361.26x = 1,579,043.19 × 685,368.28
  4. Step 4: Simplify right side
    1,144,361.26x = 1,082,226,115,176.01
  5. Step 5: Solve for x
    x = 1,082,226,115,176.01/1,144,361.26
  6. Step 6: Final answer
    x = 945,703.21

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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.