Home / 2,114,212.64-2,917,634.84-1,147,351.28

Finding the Fourth Proportional to 2,114,212.64, 2,917,634.84 and 1,147,351.28

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Solution

The fourth proportional to 2,114,212.64, 2,917,634.84 and 1,147,351.28 is: 1,583,356.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,212.64 : 2,917,634.84 = 1,147,351.28 : x
  2. Step 2: Convert to fraction form
    2,114,212.64/2,917,634.84 = 1,147,351.28/x
  3. Step 3: Cross multiply
    2,114,212.64x = 2,917,634.84 × 1,147,351.28
  4. Step 4: Simplify right side
    2,114,212.64x = 3,347,552,047,921.66
  5. Step 5: Solve for x
    x = 3,347,552,047,921.66/2,114,212.64
  6. Step 6: Final answer
    x = 1,583,356.37

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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.