Home / 3,988,733.32-5,984,968.50-1,965,874.51

Finding the Fourth Proportional to 3,988,733.32, 5,984,968.50 and 1,965,874.51

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Solution

The fourth proportional to 3,988,733.32, 5,984,968.50 and 1,965,874.51 is: 2,949,732.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988,733.32 : 5,984,968.50 = 1,965,874.51 : x
  2. Step 2: Convert to fraction form
    3,988,733.32/5,984,968.50 = 1,965,874.51/x
  3. Step 3: Cross multiply
    3,988,733.32x = 5,984,968.50 × 1,965,874.51
  4. Step 4: Simplify right side
    3,988,733.32x = 11,765,696,991,118.70
  5. Step 5: Solve for x
    x = 11,765,696,991,118.70/3,988,733.32
  6. Step 6: Final answer
    x = 2,949,732.67

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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.