Finding the Fourth Proportional to 3,766,470.54, 5,197,772.97 and 2,090,088.10
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Solution
The fourth proportional to 3,766,470.54, 5,197,772.97 and 2,090,088.10 is: 2,884,345.79
Step by Step Solution
- Step 1: Write the proportion equation
3,766,470.54 : 5,197,772.97 = 2,090,088.10 : x - Step 2: Convert to fraction form
3,766,470.54/5,197,772.97 = 2,090,088.10/x - Step 3: Cross multiply
3,766,470.54x = 5,197,772.97 × 2,090,088.10 - Step 4: Simplify right side
3,766,470.54x = 10,863,803,431,098.66 - Step 5: Solve for x
x = 10,863,803,431,098.66/3,766,470.54 - Step 6: Final answer
x = 2,884,345.79
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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.