Home / 1,960,174.98-2,705,175.84-1,089,114.72

Finding the Fourth Proportional to 1,960,174.98, 2,705,175.84 and 1,089,114.72

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Solution

The fourth proportional to 1,960,174.98, 2,705,175.84 and 1,089,114.72 is: 1,503,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,174.98 : 2,705,175.84 = 1,089,114.72 : x
  2. Step 2: Convert to fraction form
    1,960,174.98/2,705,175.84 = 1,089,114.72/x
  3. Step 3: Cross multiply
    1,960,174.98x = 2,705,175.84 × 1,089,114.72
  4. Step 4: Simplify right side
    1,960,174.98x = 2,946,246,827,532.37
  5. Step 5: Solve for x
    x = 2,946,246,827,532.37/1,960,174.98
  6. Step 6: Final answer
    x = 1,503,052.97

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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.