Finding the Fourth Proportional to 1,192,871.94, 1,646,272.97 and 676,793.94
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Solution
The fourth proportional to 1,192,871.94, 1,646,272.97 and 676,793.94 is: 934,037.87
Step by Step Solution
- Step 1: Write the proportion equation
1,192,871.94 : 1,646,272.97 = 676,793.94 : x - Step 2: Convert to fraction form
1,192,871.94/1,646,272.97 = 676,793.94/x - Step 3: Cross multiply
1,192,871.94x = 1,646,272.97 × 676,793.94 - Step 4: Simplify right side
1,192,871.94x = 1,114,187,569,681.80 - Step 5: Solve for x
x = 1,114,187,569,681.80/1,192,871.94 - Step 6: Final answer
x = 934,037.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.