Home / 3,396,474.84-4,685,188.86-2,122,455

Finding the Fourth Proportional to 3,396,474.84, 4,685,188.86 and 2,122,455

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Solution

The fourth proportional to 3,396,474.84, 4,685,188.86 and 2,122,455 is: 2,927,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396,474.84 : 4,685,188.86 = 2,122,455 : x
  2. Step 2: Convert to fraction form
    3,396,474.84/4,685,188.86 = 2,122,455/x
  3. Step 3: Cross multiply
    3,396,474.84x = 4,685,188.86 × 2,122,455
  4. Step 4: Simplify right side
    3,396,474.84x = 9,944,102,521,851.30
  5. Step 5: Solve for x
    x = 9,944,102,521,851.30/3,396,474.84
  6. Step 6: Final answer
    x = 2,927,771.58

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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.