Finding the Fourth Proportional to 4,836,409.71, 6,674,348.79 and 2,660,959.12
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Solution
The fourth proportional to 4,836,409.71, 6,674,348.79 and 2,660,959.12 is: 3,672,180.47
Step by Step Solution
- Step 1: Write the proportion equation
4,836,409.71 : 6,674,348.79 = 2,660,959.12 : x - Step 2: Convert to fraction form
4,836,409.71/6,674,348.79 = 2,660,959.12/x - Step 3: Cross multiply
4,836,409.71x = 6,674,348.79 × 2,660,959.12 - Step 4: Simplify right side
4,836,409.71x = 17,760,169,304,895.55 - Step 5: Solve for x
x = 17,760,169,304,895.55/4,836,409.71 - Step 6: Final answer
x = 3,672,180.47
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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.