Home / 3,819,191.60-5,270,379.27-2,100,312.11

Finding the Fourth Proportional to 3,819,191.60, 5,270,379.27 and 2,100,312.11

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Solution

The fourth proportional to 3,819,191.60, 5,270,379.27 and 2,100,312.11 is: 2,898,372.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,191.60 : 5,270,379.27 = 2,100,312.11 : x
  2. Step 2: Convert to fraction form
    3,819,191.60/5,270,379.27 = 2,100,312.11/x
  3. Step 3: Cross multiply
    3,819,191.60x = 5,270,379.27 × 2,100,312.11
  4. Step 4: Simplify right side
    3,819,191.60x = 11,069,441,405,073.96
  5. Step 5: Solve for x
    x = 11,069,441,405,073.96/3,819,191.60
  6. Step 6: Final answer
    x = 2,898,372.89

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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.