Finding the Fourth Proportional to 5,194,890.48, 7,168,958.58 and 2,903,051.17
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Solution
The fourth proportional to 5,194,890.48, 7,168,958.58 and 2,903,051.17 is: 4,006,216.05
Step by Step Solution
- Step 1: Write the proportion equation
5,194,890.48 : 7,168,958.58 = 2,903,051.17 : x - Step 2: Convert to fraction form
5,194,890.48/7,168,958.58 = 2,903,051.17/x - Step 3: Cross multiply
5,194,890.48x = 7,168,958.58 × 2,903,051.17 - Step 4: Simplify right side
5,194,890.48x = 20,811,853,593,350.54 - Step 5: Solve for x
x = 20,811,853,593,350.54/5,194,890.48 - Step 6: Final answer
x = 4,006,216.05
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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.