Finding the Fourth Proportional to 2,530,316.40, 3,488,204.84 and 1,803,902.99
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Solution
The fourth proportional to 2,530,316.40, 3,488,204.84 and 1,803,902.99 is: 2,486,796.96
Step by Step Solution
- Step 1: Write the proportion equation
2,530,316.40 : 3,488,204.84 = 1,803,902.99 : x - Step 2: Convert to fraction form
2,530,316.40/3,488,204.84 = 1,803,902.99/x - Step 3: Cross multiply
2,530,316.40x = 3,488,204.84 × 1,803,902.99 - Step 4: Simplify right side
2,530,316.40x = 6,292,383,123,167.45 - Step 5: Solve for x
x = 6,292,383,123,167.45/2,530,316.40 - Step 6: Final answer
x = 2,486,796.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.