Finding the Fourth Proportional to 3,860,069.13, 5,790,152.97 and 1,020,156.75
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Solution
The fourth proportional to 3,860,069.13, 5,790,152.97 and 1,020,156.75 is: 1,530,248.15
Step by Step Solution
- Step 1: Write the proportion equation
3,860,069.13 : 5,790,152.97 = 1,020,156.75 : x - Step 2: Convert to fraction form
3,860,069.13/5,790,152.97 = 1,020,156.75/x - Step 3: Cross multiply
3,860,069.13x = 5,790,152.97 × 1,020,156.75 - Step 4: Simplify right side
3,860,069.13x = 5,906,863,635,878.05 - Step 5: Solve for x
x = 5,906,863,635,878.05/3,860,069.13 - Step 6: Final answer
x = 1,530,248.15
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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.