Finding the Fourth Proportional to 1,884,472.74, 2,825,635.05 and 1,286,158.14
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Solution
The fourth proportional to 1,884,472.74, 2,825,635.05 and 1,286,158.14 is: 1,928,504.16
Step by Step Solution
- Step 1: Write the proportion equation
1,884,472.74 : 2,825,635.05 = 1,286,158.14 : x - Step 2: Convert to fraction form
1,884,472.74/2,825,635.05 = 1,286,158.14/x - Step 3: Cross multiply
1,884,472.74x = 2,825,635.05 × 1,286,158.14 - Step 4: Simplify right side
1,884,472.74x = 3,634,213,520,226.81 - Step 5: Solve for x
x = 3,634,213,520,226.81/1,884,472.74 - Step 6: Final answer
x = 1,928,504.16
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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.