Finding the Fourth Proportional to 1,831,815.36, 2,747,969.08 and 694,999.09
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Solution
The fourth proportional to 1,831,815.36, 2,747,969.08 and 694,999.09 is: 1,042,591.99
Step by Step Solution
- Step 1: Write the proportion equation
1,831,815.36 : 2,747,969.08 = 694,999.09 : x - Step 2: Convert to fraction form
1,831,815.36/2,747,969.08 = 694,999.09/x - Step 3: Cross multiply
1,831,815.36x = 2,747,969.08 × 694,999.09 - Step 4: Simplify right side
1,831,815.36x = 1,909,836,023,283.63 - Step 5: Solve for x
x = 1,909,836,023,283.63/1,831,815.36 - Step 6: Final answer
x = 1,042,591.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.