Finding the Fourth Proportional to 4,184,207.70, 6,276,311.55 and 1,151,567.70
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Solution
The fourth proportional to 4,184,207.70, 6,276,311.55 and 1,151,567.70 is: 1,727,351.55
Step by Step Solution
- Step 1: Write the proportion equation
4,184,207.70 : 6,276,311.55 = 1,151,567.70 : x - Step 2: Convert to fraction form
4,184,207.70/6,276,311.55 = 1,151,567.70/x - Step 3: Cross multiply
4,184,207.70x = 6,276,311.55 × 1,151,567.70 - Step 4: Simplify right side
4,184,207.70x = 7,227,597,656,116.94 - Step 5: Solve for x
x = 7,227,597,656,116.94/4,184,207.70 - Step 6: Final answer
x = 1,727,351.55
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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.