Finding the Fourth Proportional to 5,148,121.41, 7,719,153.93 and 1,953,472.23
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Solution
The fourth proportional to 5,148,121.41, 7,719,153.93 and 1,953,472.23 is: 2,929,059.29
Step by Step Solution
- Step 1: Write the proportion equation
5,148,121.41 : 7,719,153.93 = 1,953,472.23 : x - Step 2: Convert to fraction form
5,148,121.41/7,719,153.93 = 1,953,472.23/x - Step 3: Cross multiply
5,148,121.41x = 7,719,153.93 × 1,953,472.23 - Step 4: Simplify right side
5,148,121.41x = 15,079,152,841,350.36 - Step 5: Solve for x
x = 15,079,152,841,350.36/5,148,121.41 - Step 6: Final answer
x = 2,929,059.29
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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.