Finding the Fourth Proportional to 4,070,160.76, 5,616,979.79 and 2,234,696.40
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Solution
The fourth proportional to 4,070,160.76, 5,616,979.79 and 2,234,696.40 is: 3,083,967.75
Step by Step Solution
- Step 1: Write the proportion equation
4,070,160.76 : 5,616,979.79 = 2,234,696.40 : x - Step 2: Convert to fraction form
4,070,160.76/5,616,979.79 = 2,234,696.40/x - Step 3: Cross multiply
4,070,160.76x = 5,616,979.79 × 2,234,696.40 - Step 4: Simplify right side
4,070,160.76x = 12,552,244,515,585.76 - Step 5: Solve for x
x = 12,552,244,515,585.76/4,070,160.76 - Step 6: Final answer
x = 3,083,967.75
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1.5x scale
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.