Finding the Fourth Proportional to 1,764,976.28, 2,647,726.88 and 818,442.68
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Solution
The fourth proportional to 1,764,976.28, 2,647,726.88 and 818,442.68 is: 1,227,785.73
Step by Step Solution
- Step 1: Write the proportion equation
1,764,976.28 : 2,647,726.88 = 818,442.68 : x - Step 2: Convert to fraction form
1,764,976.28/2,647,726.88 = 818,442.68/x - Step 3: Cross multiply
1,764,976.28x = 2,647,726.88 × 818,442.68 - Step 4: Simplify right side
1,764,976.28x = 2,167,012,683,575.24 - Step 5: Solve for x
x = 2,167,012,683,575.24/1,764,976.28 - Step 6: Final answer
x = 1,227,785.73
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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.