Home / 3,611,900.45-4,984,626.24-2,142,678.84

Finding the Fourth Proportional to 3,611,900.45, 4,984,626.24 and 2,142,678.84

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Solution

The fourth proportional to 3,611,900.45, 4,984,626.24 and 2,142,678.84 is: 2,957,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,900.45 : 4,984,626.24 = 2,142,678.84 : x
  2. Step 2: Convert to fraction form
    3,611,900.45/4,984,626.24 = 2,142,678.84/x
  3. Step 3: Cross multiply
    3,611,900.45x = 4,984,626.24 × 2,142,678.84
  4. Step 4: Simplify right side
    3,611,900.45x = 10,680,453,169,756.76
  5. Step 5: Solve for x
    x = 10,680,453,169,756.76/3,611,900.45
  6. Step 6: Final answer
    x = 2,957,017.59

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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.