Home / 1,939,522.19-2,675,164.12-1,647,114.82

Finding the Fourth Proportional to 1,939,522.19, 2,675,164.12 and 1,647,114.82

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Solution

The fourth proportional to 1,939,522.19, 2,675,164.12 and 1,647,114.82 is: 2,271,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,522.19 : 2,675,164.12 = 1,647,114.82 : x
  2. Step 2: Convert to fraction form
    1,939,522.19/2,675,164.12 = 1,647,114.82/x
  3. Step 3: Cross multiply
    1,939,522.19x = 2,675,164.12 × 1,647,114.82
  4. Step 4: Simplify right side
    1,939,522.19x = 4,406,302,457,178.56
  5. Step 5: Solve for x
    x = 4,406,302,457,178.56/1,939,522.19
  6. Step 6: Final answer
    x = 2,271,849.47

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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.