Finding the Fourth Proportional to 3,517,013.84, 4,853,479.10 and 1,907,381.84
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Solution
The fourth proportional to 3,517,013.84, 4,853,479.10 and 1,907,381.84 is: 2,632,186.94
Step by Step Solution
- Step 1: Write the proportion equation
3,517,013.84 : 4,853,479.10 = 1,907,381.84 : x - Step 2: Convert to fraction form
3,517,013.84/4,853,479.10 = 1,907,381.84/x - Step 3: Cross multiply
3,517,013.84x = 4,853,479.10 × 1,907,381.84 - Step 4: Simplify right side
3,517,013.84x = 9,257,437,896,159.54 - Step 5: Solve for x
x = 9,257,437,896,159.54/3,517,013.84 - Step 6: Final answer
x = 2,632,186.94
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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.