Finding the Fourth Proportional to 2,348,706.24, 3,241,231.20 and 1,275,618.24
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Solution
The fourth proportional to 2,348,706.24, 3,241,231.20 and 1,275,618.24 is: 1,760,362.18
Step by Step Solution
- Step 1: Write the proportion equation
2,348,706.24 : 3,241,231.20 = 1,275,618.24 : x - Step 2: Convert to fraction form
2,348,706.24/3,241,231.20 = 1,275,618.24/x - Step 3: Cross multiply
2,348,706.24x = 3,241,231.20 × 1,275,618.24 - Step 4: Simplify right side
2,348,706.24x = 4,134,573,638,777.09 - Step 5: Solve for x
x = 4,134,573,638,777.09/2,348,706.24 - Step 6: Final answer
x = 1,760,362.18
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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.