Home / 2,556,107.60-3,829,495.80-2,080,216.40

Finding the Fourth Proportional to 2,556,107.60, 3,829,495.80 and 2,080,216.40

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Solution

The fourth proportional to 2,556,107.60, 3,829,495.80 and 2,080,216.40 is: 3,116,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,107.60 : 3,829,495.80 = 2,080,216.40 : x
  2. Step 2: Convert to fraction form
    2,556,107.60/3,829,495.80 = 2,080,216.40/x
  3. Step 3: Cross multiply
    2,556,107.60x = 3,829,495.80 × 2,080,216.40
  4. Step 4: Simplify right side
    2,556,107.60x = 7,966,179,966,891.12
  5. Step 5: Solve for x
    x = 7,966,179,966,891.12/2,556,107.60
  6. Step 6: Final answer
    x = 3,116,527.63

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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.