Home / 2,836,661.70-4,254,992.55-842,117.70

Finding the Fourth Proportional to 2,836,661.70, 4,254,992.55 and 842,117.70

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Solution

The fourth proportional to 2,836,661.70, 4,254,992.55 and 842,117.70 is: 1,263,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,661.70 : 4,254,992.55 = 842,117.70 : x
  2. Step 2: Convert to fraction form
    2,836,661.70/4,254,992.55 = 842,117.70/x
  3. Step 3: Cross multiply
    2,836,661.70x = 4,254,992.55 × 842,117.70
  4. Step 4: Simplify right side
    2,836,661.70x = 3,583,204,539,723.14
  5. Step 5: Solve for x
    x = 3,583,204,539,723.14/2,836,661.70
  6. Step 6: Final answer
    x = 1,263,176.55

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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.