Home / 1,907,391.21-2,860,516.14-627,762.48

Finding the Fourth Proportional to 1,907,391.21, 2,860,516.14 and 627,762.48

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Solution

The fourth proportional to 1,907,391.21, 2,860,516.14 and 627,762.48 is: 941,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,391.21 : 2,860,516.14 = 627,762.48 : x
  2. Step 2: Convert to fraction form
    1,907,391.21/2,860,516.14 = 627,762.48/x
  3. Step 3: Cross multiply
    1,907,391.21x = 2,860,516.14 × 627,762.48
  4. Step 4: Simplify right side
    1,907,391.21x = 1,795,724,706,126.43
  5. Step 5: Solve for x
    x = 1,795,724,706,126.43/1,907,391.21
  6. Step 6: Final answer
    x = 941,455.90

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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.