Finding the Fourth Proportional to 1,450,520.90, 2,175,778.95 and 385,562.96
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Solution
The fourth proportional to 1,450,520.90, 2,175,778.95 and 385,562.96 is: 578,343.80
Step by Step Solution
- Step 1: Write the proportion equation
1,450,520.90 : 2,175,778.95 = 385,562.96 : x - Step 2: Convert to fraction form
1,450,520.90/2,175,778.95 = 385,562.96/x - Step 3: Cross multiply
1,450,520.90x = 2,175,778.95 × 385,562.96 - Step 4: Simplify right side
1,450,520.90x = 838,899,772,267.69 - Step 5: Solve for x
x = 838,899,772,267.69/1,450,520.90 - Step 6: Final answer
x = 578,343.80
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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.