Finding the Fourth Proportional to 4,228,458.19, 5,835,276.40 and 2,294,719.17
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Solution
The fourth proportional to 4,228,458.19, 5,835,276.40 and 2,294,719.17 is: 3,166,714.67
Step by Step Solution
- Step 1: Write the proportion equation
4,228,458.19 : 5,835,276.40 = 2,294,719.17 : x - Step 2: Convert to fraction form
4,228,458.19/5,835,276.40 = 2,294,719.17/x - Step 3: Cross multiply
4,228,458.19x = 5,835,276.40 × 2,294,719.17 - Step 4: Simplify right side
4,228,458.19x = 13,390,320,594,012.10 - Step 5: Solve for x
x = 13,390,320,594,012.10/4,228,458.19 - Step 6: Final answer
x = 3,166,714.67
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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.