Finding the Fourth Proportional to 3,321,133.20, 4,971,202.20 and 2,376,349.20
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Solution
The fourth proportional to 3,321,133.20, 4,971,202.20 and 2,376,349.20 is: 3,557,012.52
Step by Step Solution
- Step 1: Write the proportion equation
3,321,133.20 : 4,971,202.20 = 2,376,349.20 : x - Step 2: Convert to fraction form
3,321,133.20/4,971,202.20 = 2,376,349.20/x - Step 3: Cross multiply
3,321,133.20x = 4,971,202.20 × 2,376,349.20 - Step 4: Simplify right side
3,321,133.20x = 11,813,312,371,008.24 - Step 5: Solve for x
x = 11,813,312,371,008.24/3,321,133.20 - Step 6: Final answer
x = 3,557,012.52
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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.