Home / 3,042,815.63-4,199,216.78-1,684,688.63

Finding the Fourth Proportional to 3,042,815.63, 4,199,216.78 and 1,684,688.63

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Solution

The fourth proportional to 3,042,815.63, 4,199,216.78 and 1,684,688.63 is: 2,324,942.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,815.63 : 4,199,216.78 = 1,684,688.63 : x
  2. Step 2: Convert to fraction form
    3,042,815.63/4,199,216.78 = 1,684,688.63/x
  3. Step 3: Cross multiply
    3,042,815.63x = 4,199,216.78 × 1,684,688.63
  4. Step 4: Simplify right side
    3,042,815.63x = 7,074,372,747,386.85
  5. Step 5: Solve for x
    x = 7,074,372,747,386.85/3,042,815.63
  6. Step 6: Final answer
    x = 2,324,942.95

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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.