Finding the Fourth Proportional to 1,185,336.06, 1,779,170.49 and 868,891.74
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Solution
The fourth proportional to 1,185,336.06, 1,779,170.49 and 868,891.74 is: 1,304,192.62
Step by Step Solution
- Step 1: Write the proportion equation
1,185,336.06 : 1,779,170.49 = 868,891.74 : x - Step 2: Convert to fraction form
1,185,336.06/1,779,170.49 = 868,891.74/x - Step 3: Cross multiply
1,185,336.06x = 1,779,170.49 × 868,891.74 - Step 4: Simplify right side
1,185,336.06x = 1,545,906,542,812.75 - Step 5: Solve for x
x = 1,545,906,542,812.75/1,185,336.06 - Step 6: Final answer
x = 1,304,192.62
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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.