Finding the Fourth Proportional to 1,085,305.35, 1,497,725.42 and 601,915.17
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Solution
The fourth proportional to 1,085,305.35, 1,497,725.42 and 601,915.17 is: 830,645.17
Step by Step Solution
- Step 1: Write the proportion equation
1,085,305.35 : 1,497,725.42 = 601,915.17 : x - Step 2: Convert to fraction form
1,085,305.35/1,497,725.42 = 601,915.17/x - Step 3: Cross multiply
1,085,305.35x = 1,497,725.42 × 601,915.17 - Step 4: Simplify right side
1,085,305.35x = 901,503,647,783.05 - Step 5: Solve for x
x = 901,503,647,783.05/1,085,305.35 - Step 6: Final answer
x = 830,645.17
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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.