Finding the Fourth Proportional to 1,527,537.95, 2,287,816.63 and 729,378.53
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Solution
The fourth proportional to 1,527,537.95, 2,287,816.63 and 729,378.53 is: 1,092,401.22
Step by Step Solution
- Step 1: Write the proportion equation
1,527,537.95 : 2,287,816.63 = 729,378.53 : x - Step 2: Convert to fraction form
1,527,537.95/2,287,816.63 = 729,378.53/x - Step 3: Cross multiply
1,527,537.95x = 2,287,816.63 × 729,378.53 - Step 4: Simplify right side
1,527,537.95x = 1,668,684,317,236.42 - Step 5: Solve for x
x = 1,668,684,317,236.42/1,527,537.95 - Step 6: Final answer
x = 1,092,401.22
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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.