Finding the Fourth Proportional to 4,860,759.32, 6,707,815.96 and 2,685,442.76
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Solution
The fourth proportional to 4,860,759.32, 6,707,815.96 and 2,685,442.76 is: 3,705,893.38
Step by Step Solution
- Step 1: Write the proportion equation
4,860,759.32 : 6,707,815.96 = 2,685,442.76 : x - Step 2: Convert to fraction form
4,860,759.32/6,707,815.96 = 2,685,442.76/x - Step 3: Cross multiply
4,860,759.32x = 6,707,815.96 × 2,685,442.76 - Step 4: Simplify right side
4,860,759.32x = 18,013,455,805,194.45 - Step 5: Solve for x
x = 18,013,455,805,194.45/4,860,759.32 - Step 6: Final answer
x = 3,705,893.38
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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.