Finding the Fourth Proportional to 2,041,706.25, 2,817,554.63 and 1,136,502.09
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Solution
The fourth proportional to 2,041,706.25, 2,817,554.63 and 1,136,502.09 is: 1,568,372.88
Step by Step Solution
- Step 1: Write the proportion equation
2,041,706.25 : 2,817,554.63 = 1,136,502.09 : x - Step 2: Convert to fraction form
2,041,706.25/2,817,554.63 = 1,136,502.09/x - Step 3: Cross multiply
2,041,706.25x = 2,817,554.63 × 1,136,502.09 - Step 4: Simplify right side
2,041,706.25x = 3,202,156,720,001.67 - Step 5: Solve for x
x = 3,202,156,720,001.67/2,041,706.25 - Step 6: Final answer
x = 1,568,372.88
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1.5x scale
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.