Finding the Fourth Proportional to 2,125,416.86, 3,188,623.52 and 846,102.50
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Solution
The fourth proportional to 2,125,416.86, 3,188,623.52 and 846,102.50 is: 1,269,352.09
Step by Step Solution
- Step 1: Write the proportion equation
2,125,416.86 : 3,188,623.52 = 846,102.50 : x - Step 2: Convert to fraction form
2,125,416.86/3,188,623.52 = 846,102.50/x - Step 3: Cross multiply
2,125,416.86x = 3,188,623.52 × 846,102.50 - Step 4: Simplify right side
2,125,416.86x = 2,697,902,331,830.80 - Step 5: Solve for x
x = 2,697,902,331,830.80/2,125,416.86 - Step 6: Final answer
x = 1,269,352.09
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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.