Finding the Fourth Proportional to 6,227,830.20, 8,594,411.05 and 3,474,518.19
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Solution
The fourth proportional to 6,227,830.20, 8,594,411.05 and 3,474,518.19 is: 4,794,838.10
Step by Step Solution
- Step 1: Write the proportion equation
6,227,830.20 : 8,594,411.05 = 3,474,518.19 : x - Step 2: Convert to fraction form
6,227,830.20/8,594,411.05 = 3,474,518.19/x - Step 3: Cross multiply
6,227,830.20x = 8,594,411.05 × 3,474,518.19 - Step 4: Simplify right side
6,227,830.20x = 29,861,437,525,562 - Step 5: Solve for x
x = 29,861,437,525,562/6,227,830.20 - Step 6: Final answer
x = 4,794,838.10
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1.5x scale
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.