Finding the Fourth Proportional to 3,170,357.94, 4,375,118.70 and 1,863,258.96
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Solution
The fourth proportional to 3,170,357.94, 4,375,118.70 and 1,863,258.96 is: 2,571,311.91
Step by Step Solution
- Step 1: Write the proportion equation
3,170,357.94 : 4,375,118.70 = 1,863,258.96 : x - Step 2: Convert to fraction form
3,170,357.94/4,375,118.70 = 1,863,258.96/x - Step 3: Cross multiply
3,170,357.94x = 4,375,118.70 × 1,863,258.96 - Step 4: Simplify right side
3,170,357.94x = 8,151,979,118,838.55 - Step 5: Solve for x
x = 8,151,979,118,838.55/3,170,357.94 - Step 6: Final answer
x = 2,571,311.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.