Finding the Fourth Proportional to 3,750,108.93, 5,174,881.63 and 2,201,433.48
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Solution
The fourth proportional to 3,750,108.93, 5,174,881.63 and 2,201,433.48 is: 3,037,820.47
Step by Step Solution
- Step 1: Write the proportion equation
3,750,108.93 : 5,174,881.63 = 2,201,433.48 : x - Step 2: Convert to fraction form
3,750,108.93/5,174,881.63 = 2,201,433.48/x - Step 3: Cross multiply
3,750,108.93x = 5,174,881.63 × 2,201,433.48 - Step 4: Simplify right side
3,750,108.93x = 11,392,157,675,318.97 - Step 5: Solve for x
x = 11,392,157,675,318.97/3,750,108.93 - Step 6: Final answer
x = 3,037,820.47
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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.