Home / 3,418,586.36-4,719,101.78-2,130,063.37

Finding the Fourth Proportional to 3,418,586.36, 4,719,101.78 and 2,130,063.37

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Solution

The fourth proportional to 3,418,586.36, 4,719,101.78 and 2,130,063.37 is: 2,940,392.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,586.36 : 4,719,101.78 = 2,130,063.37 : x
  2. Step 2: Convert to fraction form
    3,418,586.36/4,719,101.78 = 2,130,063.37/x
  3. Step 3: Cross multiply
    3,418,586.36x = 4,719,101.78 × 2,130,063.37
  4. Step 4: Simplify right side
    3,418,586.36x = 10,051,985,840,879.80
  5. Step 5: Solve for x
    x = 10,051,985,840,879.80/3,418,586.36
  6. Step 6: Final answer
    x = 2,940,392.54

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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.