Finding the Fourth Proportional to 1,889,243.91, 2,833,878.60 and 690,673.14
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Solution
The fourth proportional to 1,889,243.91, 2,833,878.60 and 690,673.14 is: 1,036,014.37
Step by Step Solution
- Step 1: Write the proportion equation
1,889,243.91 : 2,833,878.60 = 690,673.14 : x - Step 2: Convert to fraction form
1,889,243.91/2,833,878.60 = 690,673.14/x - Step 3: Cross multiply
1,889,243.91x = 2,833,878.60 × 690,673.14 - Step 4: Simplify right side
1,889,243.91x = 1,957,283,831,040.80 - Step 5: Solve for x
x = 1,957,283,831,040.80/1,889,243.91 - Step 6: Final answer
x = 1,036,014.37
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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.