Finding the Fourth Proportional to 2,416,869.12, 3,625,599.06 and 819,889.05
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Solution
The fourth proportional to 2,416,869.12, 3,625,599.06 and 819,889.05 is: 1,229,933.78
Step by Step Solution
- Step 1: Write the proportion equation
2,416,869.12 : 3,625,599.06 = 819,889.05 : x - Step 2: Convert to fraction form
2,416,869.12/3,625,599.06 = 819,889.05/x - Step 3: Cross multiply
2,416,869.12x = 3,625,599.06 × 819,889.05 - Step 4: Simplify right side
2,416,869.12x = 2,972,588,968,984.29 - Step 5: Solve for x
x = 2,972,588,968,984.29/2,416,869.12 - Step 6: Final answer
x = 1,229,933.78
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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.