Finding the Fourth Proportional to 2,057,879.08, 2,838,288.08 and 1,241,231.40
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Solution
The fourth proportional to 2,057,879.08, 2,838,288.08 and 1,241,231.40 is: 1,711,943.29
Step by Step Solution
- Step 1: Write the proportion equation
2,057,879.08 : 2,838,288.08 = 1,241,231.40 : x - Step 2: Convert to fraction form
2,057,879.08/2,838,288.08 = 1,241,231.40/x - Step 3: Cross multiply
2,057,879.08x = 2,838,288.08 × 1,241,231.40 - Step 4: Simplify right side
2,057,879.08x = 3,522,972,287,141.71 - Step 5: Solve for x
x = 3,522,972,287,141.71/2,057,879.08 - Step 6: Final answer
x = 1,711,943.29
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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.