Home / 3,740,689.74-5,162,154.06-2,086,836.86

Finding the Fourth Proportional to 3,740,689.74, 5,162,154.06 and 2,086,836.86

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Solution

The fourth proportional to 3,740,689.74, 5,162,154.06 and 2,086,836.86 is: 2,879,836.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740,689.74 : 5,162,154.06 = 2,086,836.86 : x
  2. Step 2: Convert to fraction form
    3,740,689.74/5,162,154.06 = 2,086,836.86/x
  3. Step 3: Cross multiply
    3,740,689.74x = 5,162,154.06 × 2,086,836.86
  4. Step 4: Simplify right side
    3,740,689.74x = 10,772,573,397,339.07
  5. Step 5: Solve for x
    x = 10,772,573,397,339.07/3,740,689.74
  6. Step 6: Final answer
    x = 2,879,836.11

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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.