Finding the Fourth Proportional to 2,348,699.24, 3,241,221.54 and 1,275,611.24
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Solution
The fourth proportional to 2,348,699.24, 3,241,221.54 and 1,275,611.24 is: 1,760,352.52
Step by Step Solution
- Step 1: Write the proportion equation
2,348,699.24 : 3,241,221.54 = 1,275,611.24 : x - Step 2: Convert to fraction form
2,348,699.24/3,241,221.54 = 1,275,611.24/x - Step 3: Cross multiply
2,348,699.24x = 3,241,221.54 × 1,275,611.24 - Step 4: Simplify right side
2,348,699.24x = 4,134,538,627,754.11 - Step 5: Solve for x
x = 4,134,538,627,754.11/2,348,699.24 - Step 6: Final answer
x = 1,760,352.52
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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.