Finding the Fourth Proportional to 4,737,455.12, 7,103,026.20 and 2,608,541.84
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Solution
The fourth proportional to 4,737,455.12, 7,103,026.20 and 2,608,541.84 is: 3,911,074.74
Step by Step Solution
- Step 1: Write the proportion equation
4,737,455.12 : 7,103,026.20 = 2,608,541.84 : x - Step 2: Convert to fraction form
4,737,455.12/7,103,026.20 = 2,608,541.84/x - Step 3: Cross multiply
4,737,455.12x = 7,103,026.20 × 2,608,541.84 - Step 4: Simplify right side
4,737,455.12x = 18,528,541,033,316.21 - Step 5: Solve for x
x = 18,528,541,033,316.21/4,737,455.12 - Step 6: Final answer
x = 3,911,074.74
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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.