Home / 3,405,146.88-5,107,720.32-1,161,304.32

Finding the Fourth Proportional to 3,405,146.88, 5,107,720.32 and 1,161,304.32

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Solution

The fourth proportional to 3,405,146.88, 5,107,720.32 and 1,161,304.32 is: 1,741,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,146.88 : 5,107,720.32 = 1,161,304.32 : x
  2. Step 2: Convert to fraction form
    3,405,146.88/5,107,720.32 = 1,161,304.32/x
  3. Step 3: Cross multiply
    3,405,146.88x = 5,107,720.32 × 1,161,304.32
  4. Step 4: Simplify right side
    3,405,146.88x = 5,931,617,672,967.78
  5. Step 5: Solve for x
    x = 5,931,617,672,967.78/3,405,146.88
  6. Step 6: Final answer
    x = 1,741,956.48

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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.