Home / 2,238,541.98-3,089,097.80-1,219,924.86

Finding the Fourth Proportional to 2,238,541.98, 3,089,097.80 and 1,219,924.86

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Solution

The fourth proportional to 2,238,541.98, 3,089,097.80 and 1,219,924.86 is: 1,683,447.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,541.98 : 3,089,097.80 = 1,219,924.86 : x
  2. Step 2: Convert to fraction form
    2,238,541.98/3,089,097.80 = 1,219,924.86/x
  3. Step 3: Cross multiply
    2,238,541.98x = 3,089,097.80 × 1,219,924.86
  4. Step 4: Simplify right side
    2,238,541.98x = 3,768,467,201,191.31
  5. Step 5: Solve for x
    x = 3,768,467,201,191.31/2,238,541.98
  6. Step 6: Final answer
    x = 1,683,447.19

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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.