Finding the Fourth Proportional to 4,475,630.40, 6,176,440.80 and 2,438,439.36
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Solution
The fourth proportional to 4,475,630.40, 6,176,440.80 and 2,438,439.36 is: 3,365,084.92
Step by Step Solution
- Step 1: Write the proportion equation
4,475,630.40 : 6,176,440.80 = 2,438,439.36 : x - Step 2: Convert to fraction form
4,475,630.40/6,176,440.80 = 2,438,439.36/x - Step 3: Cross multiply
4,475,630.40x = 6,176,440.80 × 2,438,439.36 - Step 4: Simplify right side
4,475,630.40x = 15,060,876,351,429.89 - Step 5: Solve for x
x = 15,060,876,351,429.89/4,475,630.40 - Step 6: Final answer
x = 3,365,084.92
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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.