Home / 1,463,042.40-2,190,286.80-1,043,138.40

Finding the Fourth Proportional to 1,463,042.40, 2,190,286.80 and 1,043,138.40

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Solution

The fourth proportional to 1,463,042.40, 2,190,286.80 and 1,043,138.40 is: 1,561,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,042.40 : 2,190,286.80 = 1,043,138.40 : x
  2. Step 2: Convert to fraction form
    1,463,042.40/2,190,286.80 = 1,043,138.40/x
  3. Step 3: Cross multiply
    1,463,042.40x = 2,190,286.80 × 1,043,138.40
  4. Step 4: Simplify right side
    1,463,042.40x = 2,284,772,268,093.12
  5. Step 5: Solve for x
    x = 2,284,772,268,093.12/1,463,042.40
  6. Step 6: Final answer
    x = 1,561,658.27

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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.