Home / 3,208,054.69-4,812,836.55-933,628.15

Finding the Fourth Proportional to 3,208,054.69, 4,812,836.55 and 933,628.15

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Solution

The fourth proportional to 3,208,054.69, 4,812,836.55 and 933,628.15 is: 1,400,661.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,054.69 : 4,812,836.55 = 933,628.15 : x
  2. Step 2: Convert to fraction form
    3,208,054.69/4,812,836.55 = 933,628.15/x
  3. Step 3: Cross multiply
    3,208,054.69x = 4,812,836.55 × 933,628.15
  4. Step 4: Simplify right side
    3,208,054.69x = 4,493,399,684,428.88
  5. Step 5: Solve for x
    x = 4,493,399,684,428.88/3,208,054.69
  6. Step 6: Final answer
    x = 1,400,661.81

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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.