Finding the Fourth Proportional to 2,670,657.12, 3,683,497.68 and 1,854,861.84
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Solution
The fourth proportional to 2,670,657.12, 3,683,497.68 and 1,854,861.84 is: 2,558,313.92
Step by Step Solution
- Step 1: Write the proportion equation
2,670,657.12 : 3,683,497.68 = 1,854,861.84 : x - Step 2: Convert to fraction form
2,670,657.12/3,683,497.68 = 1,854,861.84/x - Step 3: Cross multiply
2,670,657.12x = 3,683,497.68 × 1,854,861.84 - Step 4: Simplify right side
2,670,657.12x = 6,832,379,284,360.53 - Step 5: Solve for x
x = 6,832,379,284,360.53/2,670,657.12 - Step 6: Final answer
x = 2,558,313.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.