Home / 1,581,791.36-2,372,686.38-635,161.76

Finding the Fourth Proportional to 1,581,791.36, 2,372,686.38 and 635,161.76

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Solution

The fourth proportional to 1,581,791.36, 2,372,686.38 and 635,161.76 is: 952,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,791.36 : 2,372,686.38 = 635,161.76 : x
  2. Step 2: Convert to fraction form
    1,581,791.36/2,372,686.38 = 635,161.76/x
  3. Step 3: Cross multiply
    1,581,791.36x = 2,372,686.38 × 635,161.76
  4. Step 4: Simplify right side
    1,581,791.36x = 1,507,039,657,048.83
  5. Step 5: Solve for x
    x = 1,507,039,657,048.83/1,581,791.36
  6. Step 6: Final answer
    x = 952,742.37

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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.