Finding the Fourth Proportional to 3,033,178.22, 4,183,863.60 and 2,306,432.66
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Solution
The fourth proportional to 3,033,178.22, 4,183,863.60 and 2,306,432.66 is: 3,181,415.32
Step by Step Solution
- Step 1: Write the proportion equation
3,033,178.22 : 4,183,863.60 = 2,306,432.66 : x - Step 2: Convert to fraction form
3,033,178.22/4,183,863.60 = 2,306,432.66/x - Step 3: Cross multiply
3,033,178.22x = 4,183,863.60 × 2,306,432.66 - Step 4: Simplify right side
3,033,178.22x = 9,649,799,652,025.18 - Step 5: Solve for x
x = 9,649,799,652,025.18/3,033,178.22 - Step 6: Final answer
x = 3,181,415.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.