Home / 2,405,813.46-3,320,022.49-1,318,126.29

Finding the Fourth Proportional to 2,405,813.46, 3,320,022.49 and 1,318,126.29

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Solution

The fourth proportional to 2,405,813.46, 3,320,022.49 and 1,318,126.29 is: 1,819,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,813.46 : 3,320,022.49 = 1,318,126.29 : x
  2. Step 2: Convert to fraction form
    2,405,813.46/3,320,022.49 = 1,318,126.29/x
  3. Step 3: Cross multiply
    2,405,813.46x = 3,320,022.49 × 1,318,126.29
  4. Step 4: Simplify right side
    2,405,813.46x = 4,376,208,927,460.26
  5. Step 5: Solve for x
    x = 4,376,208,927,460.26/2,405,813.46
  6. Step 6: Final answer
    x = 1,819,014.23

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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.