Finding the Fourth Proportional to 3,851,807.28, 5,777,696.79 and 1,156,120.80
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Solution
The fourth proportional to 3,851,807.28, 5,777,696.79 and 1,156,120.80 is: 1,734,176.96
Step by Step Solution
- Step 1: Write the proportion equation
3,851,807.28 : 5,777,696.79 = 1,156,120.80 : x - Step 2: Convert to fraction form
3,851,807.28/5,777,696.79 = 1,156,120.80/x - Step 3: Cross multiply
3,851,807.28x = 5,777,696.79 × 1,156,120.80 - Step 4: Simplify right side
3,851,807.28x = 6,679,715,435,012.23 - Step 5: Solve for x
x = 6,679,715,435,012.23/3,851,807.28 - Step 6: Final answer
x = 1,734,176.96
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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.