Home / 2,405,832.58-3,320,048.89-1,318,145.35

Finding the Fourth Proportional to 2,405,832.58, 3,320,048.89 and 1,318,145.35

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Solution

The fourth proportional to 2,405,832.58, 3,320,048.89 and 1,318,145.35 is: 1,819,040.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,832.58 : 3,320,048.89 = 1,318,145.35 : x
  2. Step 2: Convert to fraction form
    2,405,832.58/3,320,048.89 = 1,318,145.35/x
  3. Step 3: Cross multiply
    2,405,832.58x = 3,320,048.89 × 1,318,145.35
  4. Step 4: Simplify right side
    2,405,832.58x = 4,376,306,982,935.19
  5. Step 5: Solve for x
    x = 4,376,306,982,935.19/2,405,832.58
  6. Step 6: Final answer
    x = 1,819,040.53

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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.