Finding the Fourth Proportional to 1,173,160.80, 1,757,116.80 and 963,208.80
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Solution
The fourth proportional to 1,173,160.80, 1,757,116.80 and 963,208.80 is: 1,442,658.47
Step by Step Solution
- Step 1: Write the proportion equation
1,173,160.80 : 1,757,116.80 = 963,208.80 : x - Step 2: Convert to fraction form
1,173,160.80/1,757,116.80 = 963,208.80/x - Step 3: Cross multiply
1,173,160.80x = 1,757,116.80 × 963,208.80 - Step 4: Simplify right side
1,173,160.80x = 1,692,470,364,387.84 - Step 5: Solve for x
x = 1,692,470,364,387.84/1,173,160.80 - Step 6: Final answer
x = 1,442,658.47
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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.