Finding the Fourth Proportional to 5,491,346.99, 8,237,106.81 and 2,078,717.36
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Solution
The fourth proportional to 5,491,346.99, 8,237,106.81 and 2,078,717.36 is: 3,118,108.71
Step by Step Solution
- Step 1: Write the proportion equation
5,491,346.99 : 8,237,106.81 = 2,078,717.36 : x - Step 2: Convert to fraction form
5,491,346.99/8,237,106.81 = 2,078,717.36/x - Step 3: Cross multiply
5,491,346.99x = 8,237,106.81 × 2,078,717.36 - Step 4: Simplify right side
5,491,346.99x = 17,122,616,880,935.69 - Step 5: Solve for x
x = 17,122,616,880,935.69/5,491,346.99 - Step 6: Final answer
x = 3,118,108.71
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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.