Home / 1,364,813.87-2,047,146.96-418,187.33

Finding the Fourth Proportional to 1,364,813.87, 2,047,146.96 and 418,187.33

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Solution

The fourth proportional to 1,364,813.87, 2,047,146.96 and 418,187.33 is: 627,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,813.87 : 2,047,146.96 = 418,187.33 : x
  2. Step 2: Convert to fraction form
    1,364,813.87/2,047,146.96 = 418,187.33/x
  3. Step 3: Cross multiply
    1,364,813.87x = 2,047,146.96 × 418,187.33
  4. Step 4: Simplify right side
    1,364,813.87x = 856,090,921,320.02
  5. Step 5: Solve for x
    x = 856,090,921,320.02/1,364,813.87
  6. Step 6: Final answer
    x = 627,258.37

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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.