Home / 3,580,492.72-4,941,183.36-1,949,005.84

Finding the Fourth Proportional to 3,580,492.72, 4,941,183.36 and 1,949,005.84

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Solution

The fourth proportional to 3,580,492.72, 4,941,183.36 and 1,949,005.84 is: 2,689,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,492.72 : 4,941,183.36 = 1,949,005.84 : x
  2. Step 2: Convert to fraction form
    3,580,492.72/4,941,183.36 = 1,949,005.84/x
  3. Step 3: Cross multiply
    3,580,492.72x = 4,941,183.36 × 1,949,005.84
  4. Step 4: Simplify right side
    3,580,492.72x = 9,630,395,225,150.82
  5. Step 5: Solve for x
    x = 9,630,395,225,150.82/3,580,492.72
  6. Step 6: Final answer
    x = 2,689,684.35

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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.