Home / 3,580,722.64-4,941,460.25-1,949,176.90

Finding the Fourth Proportional to 3,580,722.64, 4,941,460.25 and 1,949,176.90

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Solution

The fourth proportional to 3,580,722.64, 4,941,460.25 and 1,949,176.90 is: 2,689,898.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,722.64 : 4,941,460.25 = 1,949,176.90 : x
  2. Step 2: Convert to fraction form
    3,580,722.64/4,941,460.25 = 1,949,176.90/x
  3. Step 3: Cross multiply
    3,580,722.64x = 4,941,460.25 × 1,949,176.90
  4. Step 4: Simplify right side
    3,580,722.64x = 9,631,780,171,568.23
  5. Step 5: Solve for x
    x = 9,631,780,171,568.23/3,580,722.64
  6. Step 6: Final answer
    x = 2,689,898.42

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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.