Finding the Fourth Proportional to 2,188,154.67, 3,283,697.75 and 768,214.95
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Solution
The fourth proportional to 2,188,154.67, 3,283,697.75 and 768,214.95 is: 1,152,837.02
Step by Step Solution
- Step 1: Write the proportion equation
2,188,154.67 : 3,283,697.75 = 768,214.95 : x - Step 2: Convert to fraction form
2,188,154.67/3,283,697.75 = 768,214.95/x - Step 3: Cross multiply
2,188,154.67x = 3,283,697.75 × 768,214.95 - Step 4: Simplify right side
2,188,154.67x = 2,522,585,698,990.29 - Step 5: Solve for x
x = 2,522,585,698,990.29/2,188,154.67 - Step 6: Final answer
x = 1,152,837.02
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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.