Finding the Fourth Proportional to 3,853,695.30, 5,318,099.58 and 2,134,927.14
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Solution
The fourth proportional to 3,853,695.30, 5,318,099.58 and 2,134,927.14 is: 2,946,199.49
Step by Step Solution
- Step 1: Write the proportion equation
3,853,695.30 : 5,318,099.58 = 2,134,927.14 : x - Step 2: Convert to fraction form
3,853,695.30/5,318,099.58 = 2,134,927.14/x - Step 3: Cross multiply
3,853,695.30x = 5,318,099.58 × 2,134,927.14 - Step 4: Simplify right side
3,853,695.30x = 11,353,755,126,564.60 - Step 5: Solve for x
x = 11,353,755,126,564.60/3,853,695.30 - Step 6: Final answer
x = 2,946,199.49
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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.