Finding the Fourth Proportional to 2,053,074.51, 2,833,261.16 and 1,135,365.75
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Solution
The fourth proportional to 2,053,074.51, 2,833,261.16 and 1,135,365.75 is: 1,566,814.87
Step by Step Solution
- Step 1: Write the proportion equation
2,053,074.51 : 2,833,261.16 = 1,135,365.75 : x - Step 2: Convert to fraction form
2,053,074.51/2,833,261.16 = 1,135,365.75/x - Step 3: Cross multiply
2,053,074.51x = 2,833,261.16 × 1,135,365.75 - Step 4: Simplify right side
2,053,074.51x = 3,216,787,676,192.44 - Step 5: Solve for x
x = 3,216,787,676,192.44/2,053,074.51 - Step 6: Final answer
x = 1,566,814.87
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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.