Home / 2,405,832.65-3,320,048.98-1,318,145.41

Finding the Fourth Proportional to 2,405,832.65, 3,320,048.98 and 1,318,145.41

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Solution

The fourth proportional to 2,405,832.65, 3,320,048.98 and 1,318,145.41 is: 1,819,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,832.65 : 3,320,048.98 = 1,318,145.41 : x
  2. Step 2: Convert to fraction form
    2,405,832.65/3,320,048.98 = 1,318,145.41/x
  3. Step 3: Cross multiply
    2,405,832.65x = 3,320,048.98 × 1,318,145.41
  4. Step 4: Simplify right side
    2,405,832.65x = 4,376,307,300,771.21
  5. Step 5: Solve for x
    x = 4,376,307,300,771.21/2,405,832.65
  6. Step 6: Final answer
    x = 1,819,040.62

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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.