Home / 2,173,078.26-3,260,284.83-1,037,289.78

Finding the Fourth Proportional to 2,173,078.26, 3,260,284.83 and 1,037,289.78

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Solution

The fourth proportional to 2,173,078.26, 3,260,284.83 and 1,037,289.78 is: 1,556,253.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,078.26 : 3,260,284.83 = 1,037,289.78 : x
  2. Step 2: Convert to fraction form
    2,173,078.26/3,260,284.83 = 1,037,289.78/x
  3. Step 3: Cross multiply
    2,173,078.26x = 3,260,284.83 × 1,037,289.78
  4. Step 4: Simplify right side
    2,173,078.26x = 3,381,860,134,048.04
  5. Step 5: Solve for x
    x = 3,381,860,134,048.04/2,173,078.26
  6. Step 6: Final answer
    x = 1,556,253.26

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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.