Home / 1,075,451.19-1,613,419.83-355,791.21

Finding the Fourth Proportional to 1,075,451.19, 1,613,419.83 and 355,791.21

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Solution

The fourth proportional to 1,075,451.19, 1,613,419.83 and 355,791.21 is: 533,767.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,451.19 : 1,613,419.83 = 355,791.21 : x
  2. Step 2: Convert to fraction form
    1,075,451.19/1,613,419.83 = 355,791.21/x
  3. Step 3: Cross multiply
    1,075,451.19x = 1,613,419.83 × 355,791.21
  4. Step 4: Simplify right side
    1,075,451.19x = 574,040,593,553.69
  5. Step 5: Solve for x
    x = 574,040,593,553.69/1,075,451.19
  6. Step 6: Final answer
    x = 533,767.22

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1.5x scale

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.