Finding the Fourth Proportional to 4,557,639.96, 6,291,125.28 and 2,624,670.54
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Solution
The fourth proportional to 4,557,639.96, 6,291,125.28 and 2,624,670.54 is: 3,622,956.47
Step by Step Solution
- Step 1: Write the proportion equation
4,557,639.96 : 6,291,125.28 = 2,624,670.54 : x - Step 2: Convert to fraction form
4,557,639.96/6,291,125.28 = 2,624,670.54/x - Step 3: Cross multiply
4,557,639.96x = 6,291,125.28 × 2,624,670.54 - Step 4: Simplify right side
4,557,639.96x = 16,512,131,185,865.25 - Step 5: Solve for x
x = 16,512,131,185,865.25/4,557,639.96 - Step 6: Final answer
x = 3,622,956.47
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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.