Home / 1,910,605.84-2,636,635.92-1,051,147.64

Finding the Fourth Proportional to 1,910,605.84, 2,636,635.92 and 1,051,147.64

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Solution

The fourth proportional to 1,910,605.84, 2,636,635.92 and 1,051,147.64 is: 1,450,583.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,605.84 : 2,636,635.92 = 1,051,147.64 : x
  2. Step 2: Convert to fraction form
    1,910,605.84/2,636,635.92 = 1,051,147.64/x
  3. Step 3: Cross multiply
    1,910,605.84x = 2,636,635.92 × 1,051,147.64
  4. Step 4: Simplify right side
    1,910,605.84x = 2,771,493,624,847.23
  5. Step 5: Solve for x
    x = 2,771,493,624,847.23/1,910,605.84
  6. Step 6: Final answer
    x = 1,450,583.67

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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.