Finding the Fourth Proportional to 1,511,664.63, 2,267,579.57 and 612,972.87
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Solution
The fourth proportional to 1,511,664.63, 2,267,579.57 and 612,972.87 is: 919,492.81
Step by Step Solution
- Step 1: Write the proportion equation
1,511,664.63 : 2,267,579.57 = 612,972.87 : x - Step 2: Convert to fraction form
1,511,664.63/2,267,579.57 = 612,972.87/x - Step 3: Cross multiply
1,511,664.63x = 2,267,579.57 × 612,972.87 - Step 4: Simplify right side
1,511,664.63x = 1,389,964,753,911.40 - Step 5: Solve for x
x = 1,389,964,753,911.40/1,511,664.63 - Step 6: Final answer
x = 919,492.81
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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.