Finding the Fourth Proportional to 2,787,476.44, 3,846,349.12 and 1,563,735
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Solution
The fourth proportional to 2,787,476.44, 3,846,349.12 and 1,563,735 is: 2,157,747.65
Step by Step Solution
- Step 1: Write the proportion equation
2,787,476.44 : 3,846,349.12 = 1,563,735 : x - Step 2: Convert to fraction form
2,787,476.44/3,846,349.12 = 1,563,735/x - Step 3: Cross multiply
2,787,476.44x = 3,846,349.12 × 1,563,735 - Step 4: Simplify right side
2,787,476.44x = 6,014,670,741,163.20 - Step 5: Solve for x
x = 6,014,670,741,163.20/2,787,476.44 - Step 6: Final answer
x = 2,157,747.65
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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.