Finding the Fourth Proportional to 3,817,173.49, 5,267,565.84 and 2,098,281.70
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Solution
The fourth proportional to 3,817,173.49, 5,267,565.84 and 2,098,281.70 is: 2,895,555.32
Step by Step Solution
- Step 1: Write the proportion equation
3,817,173.49 : 5,267,565.84 = 2,098,281.70 : x - Step 2: Convert to fraction form
3,817,173.49/5,267,565.84 = 2,098,281.70/x - Step 3: Cross multiply
3,817,173.49x = 5,267,565.84 × 2,098,281.70 - Step 4: Simplify right side
3,817,173.49x = 11,052,837,005,617.13 - Step 5: Solve for x
x = 11,052,837,005,617.13/3,817,173.49 - Step 6: Final answer
x = 2,895,555.32
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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.