Finding the Fourth Proportional to 1,805,246.28, 2,691,958.91 and 1,789,057.02
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Solution
The fourth proportional to 1,805,246.28, 2,691,958.91 and 1,789,057.02 is: 2,667,817.71
Step by Step Solution
- Step 1: Write the proportion equation
1,805,246.28 : 2,691,958.91 = 1,789,057.02 : x - Step 2: Convert to fraction form
1,805,246.28/2,691,958.91 = 1,789,057.02/x - Step 3: Cross multiply
1,805,246.28x = 2,691,958.91 × 1,789,057.02 - Step 4: Simplify right side
1,805,246.28x = 4,816,067,989,959.69 - Step 5: Solve for x
x = 4,816,067,989,959.69/1,805,246.28 - Step 6: Final answer
x = 2,667,817.71
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.