Home / 1,362,690.06-1,880,096.01-789,619.50

Finding the Fourth Proportional to 1,362,690.06, 1,880,096.01 and 789,619.50

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Solution

The fourth proportional to 1,362,690.06, 1,880,096.01 and 789,619.50 is: 1,089,433.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,690.06 : 1,880,096.01 = 789,619.50 : x
  2. Step 2: Convert to fraction form
    1,362,690.06/1,880,096.01 = 789,619.50/x
  3. Step 3: Cross multiply
    1,362,690.06x = 1,880,096.01 × 789,619.50
  4. Step 4: Simplify right side
    1,362,690.06x = 1,484,560,471,368.20
  5. Step 5: Solve for x
    x = 1,484,560,471,368.20/1,362,690.06
  6. Step 6: Final answer
    x = 1,089,433.70

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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.