Finding the Fourth Proportional to 2,982,817.83, 4,465,888.60 and 1,611,678.99
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Solution
The fourth proportional to 2,982,817.83, 4,465,888.60 and 1,611,678.99 is: 2,413,013.21
Step by Step Solution
- Step 1: Write the proportion equation
2,982,817.83 : 4,465,888.60 = 1,611,678.99 : x - Step 2: Convert to fraction form
2,982,817.83/4,465,888.60 = 1,611,678.99/x - Step 3: Cross multiply
2,982,817.83x = 4,465,888.60 × 1,611,678.99 - Step 4: Simplify right side
2,982,817.83x = 7,197,578,828,300.51 - Step 5: Solve for x
x = 7,197,578,828,300.51/2,982,817.83 - Step 6: Final answer
x = 2,413,013.21
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.