Finding the Fourth Proportional to 3,224,089.30, 4,829,135.55 and 2,664,217.30
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Solution
The fourth proportional to 3,224,089.30, 4,829,135.55 and 2,664,217.30 is: 3,990,542.84
Step by Step Solution
- Step 1: Write the proportion equation
3,224,089.30 : 4,829,135.55 = 2,664,217.30 : x - Step 2: Convert to fraction form
3,224,089.30/4,829,135.55 = 2,664,217.30/x - Step 3: Cross multiply
3,224,089.30x = 4,829,135.55 × 2,664,217.30 - Step 4: Simplify right side
3,224,089.30x = 12,865,866,476,355.01 - Step 5: Solve for x
x = 12,865,866,476,355.01/3,224,089.30 - Step 6: Final answer
x = 3,990,542.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.