Home / 2,438,679.12-3,365,376.60-1,351,021.32

Finding the Fourth Proportional to 2,438,679.12, 3,365,376.60 and 1,351,021.32

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Solution

The fourth proportional to 2,438,679.12, 3,365,376.60 and 1,351,021.32 is: 1,864,409.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,679.12 : 3,365,376.60 = 1,351,021.32 : x
  2. Step 2: Convert to fraction form
    2,438,679.12/3,365,376.60 = 1,351,021.32/x
  3. Step 3: Cross multiply
    2,438,679.12x = 3,365,376.60 × 1,351,021.32
  4. Step 4: Simplify right side
    2,438,679.12x = 4,546,695,536,429.11
  5. Step 5: Solve for x
    x = 4,546,695,536,429.11/2,438,679.12
  6. Step 6: Final answer
    x = 1,864,409.10

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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.