Finding the Fourth Proportional to 2,862,582.40, 4,293,208.92 and 840,283.18
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Solution
The fourth proportional to 2,862,582.40, 4,293,208.92 and 840,283.18 is: 1,260,229.66
Step by Step Solution
- Step 1: Write the proportion equation
2,862,582.40 : 4,293,208.92 = 840,283.18 : x - Step 2: Convert to fraction form
2,862,582.40/4,293,208.92 = 840,283.18/x - Step 3: Cross multiply
2,862,582.40x = 4,293,208.92 × 840,283.18 - Step 4: Simplify right side
2,862,582.40x = 3,607,511,243,701.97 - Step 5: Solve for x
x = 3,607,511,243,701.97/2,862,582.40 - Step 6: Final answer
x = 1,260,229.66
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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.