Home / 1,960,676.70-2,705,679.84-1,089,488.88

Finding the Fourth Proportional to 1,960,676.70, 2,705,679.84 and 1,089,488.88

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Solution

The fourth proportional to 1,960,676.70, 2,705,679.84 and 1,089,488.88 is: 1,503,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,676.70 : 2,705,679.84 = 1,089,488.88 : x
  2. Step 2: Convert to fraction form
    1,960,676.70/2,705,679.84 = 1,089,488.88/x
  3. Step 3: Cross multiply
    1,960,676.70x = 2,705,679.84 × 1,089,488.88
  4. Step 4: Simplify right side
    1,960,676.70x = 2,947,808,098,520.18
  5. Step 5: Solve for x
    x = 2,947,808,098,520.18/1,960,676.70
  6. Step 6: Final answer
    x = 1,503,464.64

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.