Finding the Fourth Proportional to 6,484,672.62, 8,944,207.11 and 4,551,364.62
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Solution
The fourth proportional to 6,484,672.62, 8,944,207.11 and 4,551,364.62 is: 6,277,625.75
Step by Step Solution
- Step 1: Write the proportion equation
6,484,672.62 : 8,944,207.11 = 4,551,364.62 : x - Step 2: Convert to fraction form
6,484,672.62/8,944,207.11 = 4,551,364.62/x - Step 3: Cross multiply
6,484,672.62x = 8,944,207.11 × 4,551,364.62 - Step 4: Simplify right side
6,484,672.62x = 40,708,347,794,406.45 - Step 5: Solve for x
x = 40,708,347,794,406.45/6,484,672.62 - Step 6: Final answer
x = 6,277,625.75
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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.