Finding the Fourth Proportional to 2,202,840.17, 3,039,971.84 and 1,236,041.97
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Solution
The fourth proportional to 2,202,840.17, 3,039,971.84 and 1,236,041.97 is: 1,705,767.32
Step by Step Solution
- Step 1: Write the proportion equation
2,202,840.17 : 3,039,971.84 = 1,236,041.97 : x - Step 2: Convert to fraction form
2,202,840.17/3,039,971.84 = 1,236,041.97/x - Step 3: Cross multiply
2,202,840.17x = 3,039,971.84 × 1,236,041.97 - Step 4: Simplify right side
2,202,840.17x = 3,757,532,768,913.18 - Step 5: Solve for x
x = 3,757,532,768,913.18/2,202,840.17 - Step 6: Final answer
x = 1,705,767.32
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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.