Finding the Fourth Proportional to 2,306,788.25, 3,183,394.52 and 1,274,274.68
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Solution
The fourth proportional to 2,306,788.25, 3,183,394.52 and 1,274,274.68 is: 1,758,513.82
Step by Step Solution
- Step 1: Write the proportion equation
2,306,788.25 : 3,183,394.52 = 1,274,274.68 : x - Step 2: Convert to fraction form
2,306,788.25/3,183,394.52 = 1,274,274.68/x - Step 3: Cross multiply
2,306,788.25x = 3,183,394.52 × 1,274,274.68 - Step 4: Simplify right side
2,306,788.25x = 4,056,519,026,915.38 - Step 5: Solve for x
x = 4,056,519,026,915.38/2,306,788.25 - Step 6: Final answer
x = 1,758,513.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.