Finding the Fourth Proportional to 2,966,311.08, 4,449,880.19 and 917,138.93
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Solution
The fourth proportional to 2,966,311.08, 4,449,880.19 and 917,138.93 is: 1,375,836.26
Step by Step Solution
- Step 1: Write the proportion equation
2,966,311.08 : 4,449,880.19 = 917,138.93 : x - Step 2: Convert to fraction form
2,966,311.08/4,449,880.19 = 917,138.93/x - Step 3: Cross multiply
2,966,311.08x = 4,449,880.19 × 917,138.93 - Step 4: Simplify right side
2,966,311.08x = 4,081,158,336,128.24 - Step 5: Solve for x
x = 4,081,158,336,128.24/2,966,311.08 - Step 6: Final answer
x = 1,375,836.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.