Home / 3,955,471-5,932,908.42-1,259,687.32

Finding the Fourth Proportional to 3,955,471, 5,932,908.42 and 1,259,687.32

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Solution

The fourth proportional to 3,955,471, 5,932,908.42 and 1,259,687.32 is: 1,889,436.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,471 : 5,932,908.42 = 1,259,687.32 : x
  2. Step 2: Convert to fraction form
    3,955,471/5,932,908.42 = 1,259,687.32/x
  3. Step 3: Cross multiply
    3,955,471x = 5,932,908.42 × 1,259,687.32
  4. Step 4: Simplify right side
    3,955,471x = 7,473,609,507,395.24
  5. Step 5: Solve for x
    x = 7,473,609,507,395.24/3,955,471
  6. Step 6: Final answer
    x = 1,889,436.05

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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.