Finding the Fourth Proportional to 1,146,566.24, 1,720,056.18 and 472,279.44
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Solution
The fourth proportional to 1,146,566.24, 1,720,056.18 and 472,279.44 is: 708,504.35
Step by Step Solution
- Step 1: Write the proportion equation
1,146,566.24 : 1,720,056.18 = 472,279.44 : x - Step 2: Convert to fraction form
1,146,566.24/1,720,056.18 = 472,279.44/x - Step 3: Cross multiply
1,146,566.24x = 1,720,056.18 × 472,279.44 - Step 4: Simplify right side
1,146,566.24x = 812,347,169,458.94 - Step 5: Solve for x
x = 812,347,169,458.94/1,146,566.24 - Step 6: Final answer
x = 708,504.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.