Finding the Fourth Proportional to 4,032,405.40, 6,048,608.10 and 3,724,475.80
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Solution
The fourth proportional to 4,032,405.40, 6,048,608.10 and 3,724,475.80 is: 5,586,713.70
Step by Step Solution
- Step 1: Write the proportion equation
4,032,405.40 : 6,048,608.10 = 3,724,475.80 : x - Step 2: Convert to fraction form
4,032,405.40/6,048,608.10 = 3,724,475.80/x - Step 3: Cross multiply
4,032,405.40x = 6,048,608.10 × 3,724,475.80 - Step 4: Simplify right side
4,032,405.40x = 22,527,894,492,133.98 - Step 5: Solve for x
x = 22,527,894,492,133.98/4,032,405.40 - Step 6: Final answer
x = 5,586,713.70
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.