Finding the Fourth Proportional to 2,830,239.29, 4,246,022.94 and 808,512.10
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Solution
The fourth proportional to 2,830,239.29, 4,246,022.94 and 808,512.10 is: 1,212,957.83
Step by Step Solution
- Step 1: Write the proportion equation
2,830,239.29 : 4,246,022.94 = 808,512.10 : x - Step 2: Convert to fraction form
2,830,239.29/4,246,022.94 = 808,512.10/x - Step 3: Cross multiply
2,830,239.29x = 4,246,022.94 × 808,512.10 - Step 4: Simplify right side
2,830,239.29x = 3,432,960,910,220.60 - Step 5: Solve for x
x = 3,432,960,910,220.60/2,830,239.29 - Step 6: Final answer
x = 1,212,957.83
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1.5x scale
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.