Home / 1,362,695.56-1,880,103.58-789,625

Finding the Fourth Proportional to 1,362,695.56, 1,880,103.58 and 789,625

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Solution

The fourth proportional to 1,362,695.56, 1,880,103.58 and 789,625 is: 1,089,441.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,695.56 : 1,880,103.58 = 789,625 : x
  2. Step 2: Convert to fraction form
    1,362,695.56/1,880,103.58 = 789,625/x
  3. Step 3: Cross multiply
    1,362,695.56x = 1,880,103.58 × 789,625
  4. Step 4: Simplify right side
    1,362,695.56x = 1,484,576,789,357.50
  5. Step 5: Solve for x
    x = 1,484,576,789,357.50/1,362,695.56
  6. Step 6: Final answer
    x = 1,089,441.28

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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.