Home / 1,673,542.17-2,309,536.91-948,365.78

Finding the Fourth Proportional to 1,673,542.17, 2,309,536.91 and 948,365.78

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Solution

The fourth proportional to 1,673,542.17, 2,309,536.91 and 948,365.78 is: 1,308,772.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,542.17 : 2,309,536.91 = 948,365.78 : x
  2. Step 2: Convert to fraction form
    1,673,542.17/2,309,536.91 = 948,365.78/x
  3. Step 3: Cross multiply
    1,673,542.17x = 2,309,536.91 × 948,365.78
  4. Step 4: Simplify right side
    1,673,542.17x = 2,190,285,756,801.43
  5. Step 5: Solve for x
    x = 2,190,285,756,801.43/1,673,542.17
  6. Step 6: Final answer
    x = 1,308,772.37

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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.