Finding the Fourth Proportional to 2,802,720.31, 3,867,754.01 and 1,513,560.62
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Solution
The fourth proportional to 2,802,720.31, 3,867,754.01 and 1,513,560.62 is: 2,088,713.65
Step by Step Solution
- Step 1: Write the proportion equation
2,802,720.31 : 3,867,754.01 = 1,513,560.62 : x - Step 2: Convert to fraction form
2,802,720.31/3,867,754.01 = 1,513,560.62/x - Step 3: Cross multiply
2,802,720.31x = 3,867,754.01 × 1,513,560.62 - Step 4: Simplify right side
2,802,720.31x = 5,854,080,157,383.09 - Step 5: Solve for x
x = 5,854,080,157,383.09/2,802,720.31 - Step 6: Final answer
x = 2,088,713.65
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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.