Home / 4,749,920-6,554,912.64-2,842,208

Finding the Fourth Proportional to 4,749,920, 6,554,912.64 and 2,842,208

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Solution

The fourth proportional to 4,749,920, 6,554,912.64 and 2,842,208 is: 3,922,260.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749,920 : 6,554,912.64 = 2,842,208 : x
  2. Step 2: Convert to fraction form
    4,749,920/6,554,912.64 = 2,842,208/x
  3. Step 3: Cross multiply
    4,749,920x = 6,554,912.64 × 2,842,208
  4. Step 4: Simplify right side
    4,749,920x = 18,630,425,144,709.12
  5. Step 5: Solve for x
    x = 18,630,425,144,709.12/4,749,920
  6. Step 6: Final answer
    x = 3,922,260.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.