Finding the Fourth Proportional to 3,685,951.80, 5,528,927.70 and 2,091,628.80
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Solution
The fourth proportional to 3,685,951.80, 5,528,927.70 and 2,091,628.80 is: 3,137,443.20
Step by Step Solution
- Step 1: Write the proportion equation
3,685,951.80 : 5,528,927.70 = 2,091,628.80 : x - Step 2: Convert to fraction form
3,685,951.80/5,528,927.70 = 2,091,628.80/x - Step 3: Cross multiply
3,685,951.80x = 5,528,927.70 × 2,091,628.80 - Step 4: Simplify right side
3,685,951.80x = 11,564,464,410,437.76 - Step 5: Solve for x
x = 11,564,464,410,437.76/3,685,951.80 - Step 6: Final answer
x = 3,137,443.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.