Finding the Fourth Proportional to 4,310,378.40, 6,458,251.03 and 2,600,929.90
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Solution
The fourth proportional to 4,310,378.40, 6,458,251.03 and 2,600,929.90 is: 3,896,979.95
Step by Step Solution
- Step 1: Write the proportion equation
4,310,378.40 : 6,458,251.03 = 2,600,929.90 : x - Step 2: Convert to fraction form
4,310,378.40/6,458,251.03 = 2,600,929.90/x - Step 3: Cross multiply
4,310,378.40x = 6,458,251.03 × 2,600,929.90 - Step 4: Simplify right side
4,310,378.40x = 16,797,458,207,203.29 - Step 5: Solve for x
x = 16,797,458,207,203.29/4,310,378.40 - Step 6: Final answer
x = 3,896,979.95
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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.