Home / 2,405,055.02-3,318,976.74-1,317,344.78

Finding the Fourth Proportional to 2,405,055.02, 3,318,976.74 and 1,317,344.78

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Solution

The fourth proportional to 2,405,055.02, 3,318,976.74 and 1,317,344.78 is: 1,817,936.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,055.02 : 3,318,976.74 = 1,317,344.78 : x
  2. Step 2: Convert to fraction form
    2,405,055.02/3,318,976.74 = 1,317,344.78/x
  3. Step 3: Cross multiply
    2,405,055.02x = 3,318,976.74 × 1,317,344.78
  4. Step 4: Simplify right side
    2,405,055.02x = 4,372,236,683,380.42
  5. Step 5: Solve for x
    x = 4,372,236,683,380.42/2,405,055.02
  6. Step 6: Final answer
    x = 1,817,936.24

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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.