Home / 2,405,070.36-3,318,993.54-1,317,343.32

Finding the Fourth Proportional to 2,405,070.36, 3,318,993.54 and 1,317,343.32

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Solution

The fourth proportional to 2,405,070.36, 3,318,993.54 and 1,317,343.32 is: 1,817,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,070.36 : 3,318,993.54 = 1,317,343.32 : x
  2. Step 2: Convert to fraction form
    2,405,070.36/3,318,993.54 = 1,317,343.32/x
  3. Step 3: Cross multiply
    2,405,070.36x = 3,318,993.54 × 1,317,343.32
  4. Step 4: Simplify right side
    2,405,070.36x = 4,372,253,969,042.15
  5. Step 5: Solve for x
    x = 4,372,253,969,042.15/2,405,070.36
  6. Step 6: Final answer
    x = 1,817,931.83

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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.