Finding the Fourth Proportional to 2,047,934.81, 3,071,787.39 and 627,986.99
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Solution
The fourth proportional to 2,047,934.81, 3,071,787.39 and 627,986.99 is: 941,945.27
Step by Step Solution
- Step 1: Write the proportion equation
2,047,934.81 : 3,071,787.39 = 627,986.99 : x - Step 2: Convert to fraction form
2,047,934.81/3,071,787.39 = 627,986.99/x - Step 3: Cross multiply
2,047,934.81x = 3,071,787.39 × 627,986.99 - Step 4: Simplify right side
2,047,934.81x = 1,929,042,501,607.12 - Step 5: Solve for x
x = 1,929,042,501,607.12/2,047,934.81 - Step 6: Final answer
x = 941,945.27
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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.