Finding the Fourth Proportional to 3,302,341.51, 4,947,865.35 and 2,582,405.21
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Solution
The fourth proportional to 3,302,341.51, 4,947,865.35 and 2,582,405.21 is: 3,869,191.96
Step by Step Solution
- Step 1: Write the proportion equation
3,302,341.51 : 4,947,865.35 = 2,582,405.21 : x - Step 2: Convert to fraction form
3,302,341.51/4,947,865.35 = 2,582,405.21/x - Step 3: Cross multiply
3,302,341.51x = 4,947,865.35 × 2,582,405.21 - Step 4: Simplify right side
3,302,341.51x = 12,777,393,220,567.12 - Step 5: Solve for x
x = 12,777,393,220,567.12/3,302,341.51 - Step 6: Final answer
x = 3,869,191.96
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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.