Home / 3,571,272.09-4,927,779.64-2,194,172.91

Finding the Fourth Proportional to 3,571,272.09, 4,927,779.64 and 2,194,172.91

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Solution

The fourth proportional to 3,571,272.09, 4,927,779.64 and 2,194,172.91 is: 3,027,604.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,272.09 : 4,927,779.64 = 2,194,172.91 : x
  2. Step 2: Convert to fraction form
    3,571,272.09/4,927,779.64 = 2,194,172.91/x
  3. Step 3: Cross multiply
    3,571,272.09x = 4,927,779.64 × 2,194,172.91
  4. Step 4: Simplify right side
    3,571,272.09x = 10,812,400,556,927.79
  5. Step 5: Solve for x
    x = 10,812,400,556,927.79/3,571,272.09
  6. Step 6: Final answer
    x = 3,027,604.81

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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.