Finding the Fourth Proportional to 3,083,657.67, 4,626,432.99 and 1,379,235.02
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Solution
The fourth proportional to 3,083,657.67, 4,626,432.99 and 1,379,235.02 is: 2,069,275.86
Step by Step Solution
- Step 1: Write the proportion equation
3,083,657.67 : 4,626,432.99 = 1,379,235.02 : x - Step 2: Convert to fraction form
3,083,657.67/4,626,432.99 = 1,379,235.02/x - Step 3: Cross multiply
3,083,657.67x = 4,626,432.99 × 1,379,235.02 - Step 4: Simplify right side
3,083,657.67x = 6,380,938,374,359.15 - Step 5: Solve for x
x = 6,380,938,374,359.15/3,083,657.67 - Step 6: Final answer
x = 2,069,275.86
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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.