Finding the Fourth Proportional to 2,970,267.29, 4,106,465.10 and 2,194,674.85
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Solution
The fourth proportional to 2,970,267.29, 4,106,465.10 and 2,194,674.85 is: 3,034,190.12
Step by Step Solution
- Step 1: Write the proportion equation
2,970,267.29 : 4,106,465.10 = 2,194,674.85 : x - Step 2: Convert to fraction form
2,970,267.29/4,106,465.10 = 2,194,674.85/x - Step 3: Cross multiply
2,970,267.29x = 4,106,465.10 × 2,194,674.85 - Step 4: Simplify right side
2,970,267.29x = 9,012,355,677,372.74 - Step 5: Solve for x
x = 9,012,355,677,372.74/2,970,267.29 - Step 6: Final answer
x = 3,034,190.12
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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.