Finding the Fourth Proportional to 1,085,383.62, 1,497,919.09 and 602,104.58
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Solution
The fourth proportional to 1,085,383.62, 1,497,919.09 and 602,104.58 is: 830,954.08
Step by Step Solution
- Step 1: Write the proportion equation
1,085,383.62 : 1,497,919.09 = 602,104.58 : x - Step 2: Convert to fraction form
1,085,383.62/1,497,919.09 = 602,104.58/x - Step 3: Cross multiply
1,085,383.62x = 1,497,919.09 × 602,104.58 - Step 4: Simplify right side
1,085,383.62x = 901,903,944,558.43 - Step 5: Solve for x
x = 901,903,944,558.43/1,085,383.62 - Step 6: Final answer
x = 830,954.08
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1.5x scale
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.