Home / 3,163,785.45-4,366,002.21-1,713,447.72

Finding the Fourth Proportional to 3,163,785.45, 4,366,002.21 and 1,713,447.72

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Solution

The fourth proportional to 3,163,785.45, 4,366,002.21 and 1,713,447.72 is: 2,364,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,785.45 : 4,366,002.21 = 1,713,447.72 : x
  2. Step 2: Convert to fraction form
    3,163,785.45/4,366,002.21 = 1,713,447.72/x
  3. Step 3: Cross multiply
    3,163,785.45x = 4,366,002.21 × 1,713,447.72
  4. Step 4: Simplify right side
    3,163,785.45x = 7,480,916,532,239.46
  5. Step 5: Solve for x
    x = 7,480,916,532,239.46/3,163,785.45
  6. Step 6: Final answer
    x = 2,364,546.10

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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.