Home / 2,828,072.70-3,902,059.84-1,666,566.43

Finding the Fourth Proportional to 2,828,072.70, 3,902,059.84 and 1,666,566.43

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Solution

The fourth proportional to 2,828,072.70, 3,902,059.84 and 1,666,566.43 is: 2,299,460.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,072.70 : 3,902,059.84 = 1,666,566.43 : x
  2. Step 2: Convert to fraction form
    2,828,072.70/3,902,059.84 = 1,666,566.43/x
  3. Step 3: Cross multiply
    2,828,072.70x = 3,902,059.84 × 1,666,566.43
  4. Step 4: Simplify right side
    2,828,072.70x = 6,503,041,937,195.17
  5. Step 5: Solve for x
    x = 6,503,041,937,195.17/2,828,072.70
  6. Step 6: Final answer
    x = 2,299,460.67

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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.