Home / 1,907,180.64-2,858,110.92-1,433,311.20

Finding the Fourth Proportional to 1,907,180.64, 2,858,110.92 and 1,433,311.20

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Solution

The fourth proportional to 1,907,180.64, 2,858,110.92 and 1,433,311.20 is: 2,147,967.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,180.64 : 2,858,110.92 = 1,433,311.20 : x
  2. Step 2: Convert to fraction form
    1,907,180.64/2,858,110.92 = 1,433,311.20/x
  3. Step 3: Cross multiply
    1,907,180.64x = 2,858,110.92 × 1,433,311.20
  4. Step 4: Simplify right side
    1,907,180.64x = 4,096,562,392,478.30
  5. Step 5: Solve for x
    x = 4,096,562,392,478.30/1,907,180.64
  6. Step 6: Final answer
    x = 2,147,967.69

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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.