Finding the Fourth Proportional to 5,484,614.80, 8,221,884.21 and 1,889,527
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Solution
The fourth proportional to 5,484,614.80, 8,221,884.21 and 1,889,527 is: 2,832,554.84
Step by Step Solution
- Step 1: Write the proportion equation
5,484,614.80 : 8,221,884.21 = 1,889,527 : x - Step 2: Convert to fraction form
5,484,614.80/8,221,884.21 = 1,889,527/x - Step 3: Cross multiply
5,484,614.80x = 8,221,884.21 × 1,889,527 - Step 4: Simplify right side
5,484,614.80x = 15,535,472,205,668.67 - Step 5: Solve for x
x = 15,535,472,205,668.67/5,484,614.80 - Step 6: Final answer
x = 2,832,554.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.