Finding the Fourth Proportional to 1,432,614.29, 2,148,181.95 and 421,604.97
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Solution
The fourth proportional to 1,432,614.29, 2,148,181.95 and 421,604.97 is: 632,189.83
Step by Step Solution
- Step 1: Write the proportion equation
1,432,614.29 : 2,148,181.95 = 421,604.97 : x - Step 2: Convert to fraction form
1,432,614.29/2,148,181.95 = 421,604.97/x - Step 3: Cross multiply
1,432,614.29x = 2,148,181.95 × 421,604.97 - Step 4: Simplify right side
1,432,614.29x = 905,684,186,584.29 - Step 5: Solve for x
x = 905,684,186,584.29/1,432,614.29 - Step 6: Final answer
x = 632,189.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.