Finding the Fourth Proportional to 1,951,887.12, 2,692,990.44 and 1,092,310.80
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Solution
The fourth proportional to 1,951,887.12, 2,692,990.44 and 1,092,310.80 is: 1,507,045.42
Step by Step Solution
- Step 1: Write the proportion equation
1,951,887.12 : 2,692,990.44 = 1,092,310.80 : x - Step 2: Convert to fraction form
1,951,887.12/2,692,990.44 = 1,092,310.80/x - Step 3: Cross multiply
1,951,887.12x = 2,692,990.44 × 1,092,310.80 - Step 4: Simplify right side
1,951,887.12x = 2,941,582,541,908.75 - Step 5: Solve for x
x = 2,941,582,541,908.75/1,951,887.12 - Step 6: Final answer
x = 1,507,045.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.