Finding the Fourth Proportional to 3,163,479.46, 4,365,594.97 and 1,713,170.41
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Solution
The fourth proportional to 3,163,479.46, 4,365,594.97 and 1,713,170.41 is: 2,364,171.55
Step by Step Solution
- Step 1: Write the proportion equation
3,163,479.46 : 4,365,594.97 = 1,713,170.41 : x - Step 2: Convert to fraction form
3,163,479.46/4,365,594.97 = 1,713,170.41/x - Step 3: Cross multiply
3,163,479.46x = 4,365,594.97 × 1,713,170.41 - Step 4: Simplify right side
3,163,479.46x = 7,479,008,124,648.84 - Step 5: Solve for x
x = 7,479,008,124,648.84/3,163,479.46 - Step 6: Final answer
x = 2,364,171.55
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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.