Home / 1,674,389.70-2,511,912.60-714,843.45

Finding the Fourth Proportional to 1,674,389.70, 2,511,912.60 and 714,843.45

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Solution

The fourth proportional to 1,674,389.70, 2,511,912.60 and 714,843.45 is: 1,072,405.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,389.70 : 2,511,912.60 = 714,843.45 : x
  2. Step 2: Convert to fraction form
    1,674,389.70/2,511,912.60 = 714,843.45/x
  3. Step 3: Cross multiply
    1,674,389.70x = 2,511,912.60 × 714,843.45
  4. Step 4: Simplify right side
    1,674,389.70x = 1,795,624,269,082.47
  5. Step 5: Solve for x
    x = 1,795,624,269,082.47/1,674,389.70
  6. Step 6: Final answer
    x = 1,072,405.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.