Home / 3,980,042.04-5,492,604.84-2,261,453.64

Finding the Fourth Proportional to 3,980,042.04, 5,492,604.84 and 2,261,453.64

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Solution

The fourth proportional to 3,980,042.04, 5,492,604.84 and 2,261,453.64 is: 3,120,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,042.04 : 5,492,604.84 = 2,261,453.64 : x
  2. Step 2: Convert to fraction form
    3,980,042.04/5,492,604.84 = 2,261,453.64/x
  3. Step 3: Cross multiply
    3,980,042.04x = 5,492,604.84 × 2,261,453.64
  4. Step 4: Simplify right side
    3,980,042.04x = 12,421,271,208,499.62
  5. Step 5: Solve for x
    x = 12,421,271,208,499.62/3,980,042.04
  6. Step 6: Final answer
    x = 3,120,889.45

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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.