Finding the Fourth Proportional to 4,809,798, 6,637,390.20 and 2,744,776.08
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Solution
The fourth proportional to 4,809,798, 6,637,390.20 and 2,744,776.08 is: 3,787,716.21
Step by Step Solution
- Step 1: Write the proportion equation
4,809,798 : 6,637,390.20 = 2,744,776.08 : x - Step 2: Convert to fraction form
4,809,798/6,637,390.20 = 2,744,776.08/x - Step 3: Cross multiply
4,809,798x = 6,637,390.20 × 2,744,776.08 - Step 4: Simplify right side
4,809,798x = 18,218,149,854,586.42 - Step 5: Solve for x
x = 18,218,149,854,586.42/4,809,798 - Step 6: Final answer
x = 3,787,716.21
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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.