Home / 2,311,491.20-3,460,478.40-1,647,939.20

Finding the Fourth Proportional to 2,311,491.20, 3,460,478.40 and 1,647,939.20

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Solution

The fourth proportional to 2,311,491.20, 3,460,478.40 and 1,647,939.20 is: 2,467,090.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,491.20 : 3,460,478.40 = 1,647,939.20 : x
  2. Step 2: Convert to fraction form
    2,311,491.20/3,460,478.40 = 1,647,939.20/x
  3. Step 3: Cross multiply
    2,311,491.20x = 3,460,478.40 × 1,647,939.20
  4. Step 4: Simplify right side
    2,311,491.20x = 5,702,658,006,113.28
  5. Step 5: Solve for x
    x = 5,702,658,006,113.28/2,311,491.20
  6. Step 6: Final answer
    x = 2,467,090.51

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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.