Home / 2,188,369.29-3,020,453.51-1,283,242.89

Finding the Fourth Proportional to 2,188,369.29, 3,020,453.51 and 1,283,242.89

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Solution

The fourth proportional to 2,188,369.29, 3,020,453.51 and 1,283,242.89 is: 1,771,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,369.29 : 3,020,453.51 = 1,283,242.89 : x
  2. Step 2: Convert to fraction form
    2,188,369.29/3,020,453.51 = 1,283,242.89/x
  3. Step 3: Cross multiply
    2,188,369.29x = 3,020,453.51 × 1,283,242.89
  4. Step 4: Simplify right side
    2,188,369.29x = 3,875,975,491,283.04
  5. Step 5: Solve for x
    x = 3,875,975,491,283.04/2,188,369.29
  6. Step 6: Final answer
    x = 1,771,170.67

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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.