Finding the Fourth Proportional to 1,206,414.42, 1,664,853.42 and 662,585.28
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Solution
The fourth proportional to 1,206,414.42, 1,664,853.42 and 662,585.28 is: 914,368.52
Step by Step Solution
- Step 1: Write the proportion equation
1,206,414.42 : 1,664,853.42 = 662,585.28 : x - Step 2: Convert to fraction form
1,206,414.42/1,664,853.42 = 662,585.28/x - Step 3: Cross multiply
1,206,414.42x = 1,664,853.42 × 662,585.28 - Step 4: Simplify right side
1,206,414.42x = 1,103,107,369,449.66 - Step 5: Solve for x
x = 1,103,107,369,449.66/1,206,414.42 - Step 6: Final answer
x = 914,368.52
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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.