Finding the Fourth Proportional to 2,595,486.60, 3,581,417.70 and 1,449,420.84
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Solution
The fourth proportional to 2,595,486.60, 3,581,417.70 and 1,449,420.84 is: 2,000,003.18
Step by Step Solution
- Step 1: Write the proportion equation
2,595,486.60 : 3,581,417.70 = 1,449,420.84 : x - Step 2: Convert to fraction form
2,595,486.60/3,581,417.70 = 1,449,420.84/x - Step 3: Cross multiply
2,595,486.60x = 3,581,417.70 × 1,449,420.84 - Step 4: Simplify right side
2,595,486.60x = 5,190,981,451,124.87 - Step 5: Solve for x
x = 5,190,981,451,124.87/2,595,486.60 - Step 6: Final answer
x = 2,000,003.18
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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.