Home / 1,462,093.20-2,193,139.80-1,399,107.60

Finding the Fourth Proportional to 1,462,093.20, 2,193,139.80 and 1,399,107.60

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Solution

The fourth proportional to 1,462,093.20, 2,193,139.80 and 1,399,107.60 is: 2,098,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,093.20 : 2,193,139.80 = 1,399,107.60 : x
  2. Step 2: Convert to fraction form
    1,462,093.20/2,193,139.80 = 1,399,107.60/x
  3. Step 3: Cross multiply
    1,462,093.20x = 2,193,139.80 × 1,399,107.60
  4. Step 4: Simplify right side
    1,462,093.20x = 3,068,438,562,042.48
  5. Step 5: Solve for x
    x = 3,068,438,562,042.48/1,462,093.20
  6. Step 6: Final answer
    x = 2,098,661.40

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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.