Finding the Fourth Proportional to 2,405,698.21, 3,609,085.35 and 808,217.42
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Solution
The fourth proportional to 2,405,698.21, 3,609,085.35 and 808,217.42 is: 1,212,506.89
Step by Step Solution
- Step 1: Write the proportion equation
2,405,698.21 : 3,609,085.35 = 808,217.42 : x - Step 2: Convert to fraction form
2,405,698.21/3,609,085.35 = 808,217.42/x - Step 3: Cross multiply
2,405,698.21x = 3,609,085.35 × 808,217.42 - Step 4: Simplify right side
2,405,698.21x = 2,916,925,650,136.80 - Step 5: Solve for x
x = 2,916,925,650,136.80/2,405,698.21 - Step 6: Final answer
x = 1,212,506.89
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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.