Finding the Fourth Proportional to 3,436,419.08, 4,742,104.78 and 2,060,522.24
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Solution
The fourth proportional to 3,436,419.08, 4,742,104.78 and 2,060,522.24 is: 2,843,428.62
Step by Step Solution
- Step 1: Write the proportion equation
3,436,419.08 : 4,742,104.78 = 2,060,522.24 : x - Step 2: Convert to fraction form
3,436,419.08/4,742,104.78 = 2,060,522.24/x - Step 3: Cross multiply
3,436,419.08x = 4,742,104.78 × 2,060,522.24 - Step 4: Simplify right side
3,436,419.08x = 9,771,212,363,600.31 - Step 5: Solve for x
x = 9,771,212,363,600.31/3,436,419.08 - Step 6: Final answer
x = 2,843,428.62
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1.5x scale
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.