Finding the Fourth Proportional to 5,418,679.74, 8,122,330.17 and 1,823,198.46
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Solution
The fourth proportional to 5,418,679.74, 8,122,330.17 and 1,823,198.46 is: 2,732,883.39
Step by Step Solution
- Step 1: Write the proportion equation
5,418,679.74 : 8,122,330.17 = 1,823,198.46 : x - Step 2: Convert to fraction form
5,418,679.74/8,122,330.17 = 1,823,198.46/x - Step 3: Cross multiply
5,418,679.74x = 8,122,330.17 × 1,823,198.46 - Step 4: Simplify right side
5,418,679.74x = 14,808,619,857,555.54 - Step 5: Solve for x
x = 14,808,619,857,555.54/5,418,679.74 - Step 6: Final answer
x = 2,732,883.39
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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.