Finding the Fourth Proportional to 4,072,452.60, 5,619,830.58 and 2,261,733.24
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Solution
The fourth proportional to 4,072,452.60, 5,619,830.58 and 2,261,733.24 is: 3,121,106.34
Step by Step Solution
- Step 1: Write the proportion equation
4,072,452.60 : 5,619,830.58 = 2,261,733.24 : x - Step 2: Convert to fraction form
4,072,452.60/5,619,830.58 = 2,261,733.24/x - Step 3: Cross multiply
4,072,452.60x = 5,619,830.58 × 2,261,733.24 - Step 4: Simplify right side
4,072,452.60x = 12,710,557,625,954.48 - Step 5: Solve for x
x = 12,710,557,625,954.48/4,072,452.60 - Step 6: Final answer
x = 3,121,106.34
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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.