Home / 2,154,073.44-2,972,582.73-1,174,021.26

Finding the Fourth Proportional to 2,154,073.44, 2,972,582.73 and 1,174,021.26

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Solution

The fourth proportional to 2,154,073.44, 2,972,582.73 and 1,174,021.26 is: 1,620,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,073.44 : 2,972,582.73 = 1,174,021.26 : x
  2. Step 2: Convert to fraction form
    2,154,073.44/2,972,582.73 = 1,174,021.26/x
  3. Step 3: Cross multiply
    2,154,073.44x = 2,972,582.73 × 1,174,021.26
  4. Step 4: Simplify right side
    2,154,073.44x = 3,489,875,322,128.84
  5. Step 5: Solve for x
    x = 3,489,875,322,128.84/2,154,073.44
  6. Step 6: Final answer
    x = 1,620,128.29

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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.