Finding the Fourth Proportional to 4,310,214, 6,465,353.40 and 1,913,414.28
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Solution
The fourth proportional to 4,310,214, 6,465,353.40 and 1,913,414.28 is: 2,870,135.80
Step by Step Solution
- Step 1: Write the proportion equation
4,310,214 : 6,465,353.40 = 1,913,414.28 : x - Step 2: Convert to fraction form
4,310,214/6,465,353.40 = 1,913,414.28/x - Step 3: Cross multiply
4,310,214x = 6,465,353.40 × 1,913,414.28 - Step 4: Simplify right side
4,310,214x = 12,370,899,520,806.55 - Step 5: Solve for x
x = 12,370,899,520,806.55/4,310,214 - Step 6: Final answer
x = 2,870,135.80
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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.