Home / 3,409,872.90-4,705,614.90-1,881,969

Finding the Fourth Proportional to 3,409,872.90, 4,705,614.90 and 1,881,969

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Solution

The fourth proportional to 3,409,872.90, 4,705,614.90 and 1,881,969 is: 2,597,111.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,872.90 : 4,705,614.90 = 1,881,969 : x
  2. Step 2: Convert to fraction form
    3,409,872.90/4,705,614.90 = 1,881,969/x
  3. Step 3: Cross multiply
    3,409,872.90x = 4,705,614.90 × 1,881,969
  4. Step 4: Simplify right side
    3,409,872.90x = 8,855,821,367,738.10
  5. Step 5: Solve for x
    x = 8,855,821,367,738.10/3,409,872.90
  6. Step 6: Final answer
    x = 2,597,111.87

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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.