Finding the Fourth Proportional to 3,119,185.60, 4,679,224.74 and 960,393.38
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Solution
The fourth proportional to 3,119,185.60, 4,679,224.74 and 960,393.38 is: 1,440,727.50
Step by Step Solution
- Step 1: Write the proportion equation
3,119,185.60 : 4,679,224.74 = 960,393.38 : x - Step 2: Convert to fraction form
3,119,185.60/4,679,224.74 = 960,393.38/x - Step 3: Cross multiply
3,119,185.60x = 4,679,224.74 × 960,393.38 - Step 4: Simplify right side
3,119,185.60x = 4,493,896,463,828.22 - Step 5: Solve for x
x = 4,493,896,463,828.22/3,119,185.60 - Step 6: Final answer
x = 1,440,727.50
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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.