Finding the Fourth Proportional to 3,553,861.94, 5,330,788.80 and 1,157,702.74
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Solution
The fourth proportional to 3,553,861.94, 5,330,788.80 and 1,157,702.74 is: 1,736,552.77
Step by Step Solution
- Step 1: Write the proportion equation
3,553,861.94 : 5,330,788.80 = 1,157,702.74 : x - Step 2: Convert to fraction form
3,553,861.94/5,330,788.80 = 1,157,702.74/x - Step 3: Cross multiply
3,553,861.94x = 5,330,788.80 × 1,157,702.74 - Step 4: Simplify right side
3,553,861.94x = 6,171,468,800,121.31 - Step 5: Solve for x
x = 6,171,468,800,121.31/3,553,861.94 - Step 6: Final answer
x = 1,736,552.77
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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.