Home / 3,556,556.46-4,908,166.92-2,179,634.13

Finding the Fourth Proportional to 3,556,556.46, 4,908,166.92 and 2,179,634.13

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Solution

The fourth proportional to 3,556,556.46, 4,908,166.92 and 2,179,634.13 is: 3,007,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,556.46 : 4,908,166.92 = 2,179,634.13 : x
  2. Step 2: Convert to fraction form
    3,556,556.46/4,908,166.92 = 2,179,634.13/x
  3. Step 3: Cross multiply
    3,556,556.46x = 4,908,166.92 × 2,179,634.13
  4. Step 4: Simplify right side
    3,556,556.46x = 10,698,008,134,568.98
  5. Step 5: Solve for x
    x = 10,698,008,134,568.98/3,556,556.46
  6. Step 6: Final answer
    x = 3,007,968.03

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Double scale
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1.5x scale

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.