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Finding the Fourth Proportional to 4,734,473.94, 7,102,763.37 and 2,208,751.38

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Solution

The fourth proportional to 4,734,473.94, 7,102,763.37 and 2,208,751.38 is: 3,313,618.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,734,473.94 : 7,102,763.37 = 2,208,751.38 : x
  2. Step 2: Convert to fraction form
    4,734,473.94/7,102,763.37 = 2,208,751.38/x
  3. Step 3: Cross multiply
    4,734,473.94x = 7,102,763.37 × 2,208,751.38
  4. Step 4: Simplify right side
    4,734,473.94x = 15,688,238,395,300.95
  5. Step 5: Solve for x
    x = 15,688,238,395,300.95/4,734,473.94
  6. Step 6: Final answer
    x = 3,313,618.07

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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.