Finding the Fourth Proportional to 2,767,679.13, 4,151,493.99 and 874,420.50
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Solution
The fourth proportional to 2,767,679.13, 4,151,493.99 and 874,420.50 is: 1,311,622.94
Step by Step Solution
- Step 1: Write the proportion equation
2,767,679.13 : 4,151,493.99 = 874,420.50 : x - Step 2: Convert to fraction form
2,767,679.13/4,151,493.99 = 874,420.50/x - Step 3: Cross multiply
2,767,679.13x = 4,151,493.99 × 874,420.50 - Step 4: Simplify right side
2,767,679.13x = 3,630,151,450,482.80 - Step 5: Solve for x
x = 3,630,151,450,482.80/2,767,679.13 - Step 6: Final answer
x = 1,311,622.94
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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.