Home / 2,840,364.96-4,260,634.92-1,242,105.36

Finding the Fourth Proportional to 2,840,364.96, 4,260,634.92 and 1,242,105.36

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Solution

The fourth proportional to 2,840,364.96, 4,260,634.92 and 1,242,105.36 is: 1,863,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,364.96 : 4,260,634.92 = 1,242,105.36 : x
  2. Step 2: Convert to fraction form
    2,840,364.96/4,260,634.92 = 1,242,105.36/x
  3. Step 3: Cross multiply
    2,840,364.96x = 4,260,634.92 × 1,242,105.36
  4. Step 4: Simplify right side
    2,840,364.96x = 5,292,157,471,135.17
  5. Step 5: Solve for x
    x = 5,292,157,471,135.17/2,840,364.96
  6. Step 6: Final answer
    x = 1,863,196.30

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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.