Home / 1,845,844.20-2,764,100.70-1,211,322.60

Finding the Fourth Proportional to 1,845,844.20, 2,764,100.70 and 1,211,322.60

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Solution

The fourth proportional to 1,845,844.20, 2,764,100.70 and 1,211,322.60 is: 1,813,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,844.20 : 2,764,100.70 = 1,211,322.60 : x
  2. Step 2: Convert to fraction form
    1,845,844.20/2,764,100.70 = 1,211,322.60/x
  3. Step 3: Cross multiply
    1,845,844.20x = 2,764,100.70 × 1,211,322.60
  4. Step 4: Simplify right side
    1,845,844.20x = 3,348,217,646,585.82
  5. Step 5: Solve for x
    x = 3,348,217,646,585.82/1,845,844.20
  6. Step 6: Final answer
    x = 1,813,922.13

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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.