Home / 3,322,869.12-4,993,308.72-1,807,671.78

Finding the Fourth Proportional to 3,322,869.12, 4,993,308.72 and 1,807,671.78

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Solution

The fourth proportional to 3,322,869.12, 4,993,308.72 and 1,807,671.78 is: 2,716,406.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,869.12 : 4,993,308.72 = 1,807,671.78 : x
  2. Step 2: Convert to fraction form
    3,322,869.12/4,993,308.72 = 1,807,671.78/x
  3. Step 3: Cross multiply
    3,322,869.12x = 4,993,308.72 × 1,807,671.78
  4. Step 4: Simplify right side
    3,322,869.12x = 9,026,263,261,971.92
  5. Step 5: Solve for x
    x = 9,026,263,261,971.92/3,322,869.12
  6. Step 6: Final answer
    x = 2,716,406.50

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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.