Finding the Fourth Proportional to 1,807,842.16, 2,494,815.33 and 992,059.48
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Solution
The fourth proportional to 1,807,842.16, 2,494,815.33 and 992,059.48 is: 1,369,038.32
Step by Step Solution
- Step 1: Write the proportion equation
1,807,842.16 : 2,494,815.33 = 992,059.48 : x - Step 2: Convert to fraction form
1,807,842.16/2,494,815.33 = 992,059.48/x - Step 3: Cross multiply
1,807,842.16x = 2,494,815.33 × 992,059.48 - Step 4: Simplify right side
1,807,842.16x = 2,475,005,198,975.83 - Step 5: Solve for x
x = 2,475,005,198,975.83/1,807,842.16 - Step 6: Final answer
x = 1,369,038.32
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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.