Finding the Fourth Proportional to 1,877,231.97, 2,814,177.95 and 678,887.87
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Solution
The fourth proportional to 1,877,231.97, 2,814,177.95 and 678,887.87 is: 1,017,727.86
Step by Step Solution
- Step 1: Write the proportion equation
1,877,231.97 : 2,814,177.95 = 678,887.87 : x - Step 2: Convert to fraction form
1,877,231.97/2,814,177.95 = 678,887.87/x - Step 3: Cross multiply
1,877,231.97x = 2,814,177.95 × 678,887.87 - Step 4: Simplify right side
1,877,231.97x = 1,910,511,274,276.47 - Step 5: Solve for x
x = 1,910,511,274,276.47/1,877,231.97 - Step 6: Final answer
x = 1,017,727.86
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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.