Home / 3,989,819.32-5,987,682.34-2,967,484.28

Finding the Fourth Proportional to 3,989,819.32, 5,987,682.34 and 2,967,484.28

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Solution

The fourth proportional to 3,989,819.32, 5,987,682.34 and 2,967,484.28 is: 4,453,423.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,819.32 : 5,987,682.34 = 2,967,484.28 : x
  2. Step 2: Convert to fraction form
    3,989,819.32/5,987,682.34 = 2,967,484.28/x
  3. Step 3: Cross multiply
    3,989,819.32x = 5,987,682.34 × 2,967,484.28
  4. Step 4: Simplify right side
    3,989,819.32x = 17,768,353,217,583.61
  5. Step 5: Solve for x
    x = 17,768,353,217,583.61/3,989,819.32
  6. Step 6: Final answer
    x = 4,453,423.02

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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.