Finding the Fourth Proportional to 1,982,718.68, 2,974,142.68 and 943,843.73
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Solution
The fourth proportional to 1,982,718.68, 2,974,142.68 and 943,843.73 is: 1,415,796.37
Step by Step Solution
- Step 1: Write the proportion equation
1,982,718.68 : 2,974,142.68 = 943,843.73 : x - Step 2: Convert to fraction form
1,982,718.68/2,974,142.68 = 943,843.73/x - Step 3: Cross multiply
1,982,718.68x = 2,974,142.68 × 943,843.73 - Step 4: Simplify right side
1,982,718.68x = 2,807,125,903,413.07 - Step 5: Solve for x
x = 2,807,125,903,413.07/1,982,718.68 - Step 6: Final answer
x = 1,415,796.37
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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.