Finding the Fourth Proportional to 2,828,778.84, 3,901,951.97 and 1,725,706.26
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Solution
The fourth proportional to 2,828,778.84, 3,901,951.97 and 1,725,706.26 is: 2,380,399.22
Step by Step Solution
- Step 1: Write the proportion equation
2,828,778.84 : 3,901,951.97 = 1,725,706.26 : x - Step 2: Convert to fraction form
2,828,778.84/3,901,951.97 = 1,725,706.26/x - Step 3: Cross multiply
2,828,778.84x = 3,901,951.97 × 1,725,706.26 - Step 4: Simplify right side
2,828,778.84x = 6,733,622,932,219.80 - Step 5: Solve for x
x = 6,733,622,932,219.80/2,828,778.84 - Step 6: Final answer
x = 2,380,399.22
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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.