Finding the Fourth Proportional to 1,958,787.96, 2,703,391.16 and 1,099,395.24
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Solution
The fourth proportional to 1,958,787.96, 2,703,391.16 and 1,099,395.24 is: 1,517,313.48
Step by Step Solution
- Step 1: Write the proportion equation
1,958,787.96 : 2,703,391.16 = 1,099,395.24 : x - Step 2: Convert to fraction form
1,958,787.96/2,703,391.16 = 1,099,395.24/x - Step 3: Cross multiply
1,958,787.96x = 2,703,391.16 × 1,099,395.24 - Step 4: Simplify right side
1,958,787.96x = 2,972,095,373,162.08 - Step 5: Solve for x
x = 2,972,095,373,162.08/1,958,787.96 - Step 6: Final answer
x = 1,517,313.48
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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.