Finding the Fourth Proportional to 1,611,686.04, 2,224,183.50 and 886,588.62
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Solution
The fourth proportional to 1,611,686.04, 2,224,183.50 and 886,588.62 is: 1,223,523.52
Step by Step Solution
- Step 1: Write the proportion equation
1,611,686.04 : 2,224,183.50 = 886,588.62 : x - Step 2: Convert to fraction form
1,611,686.04/2,224,183.50 = 886,588.62/x - Step 3: Cross multiply
1,611,686.04x = 2,224,183.50 × 886,588.62 - Step 4: Simplify right side
1,611,686.04x = 1,971,935,779,891.77 - Step 5: Solve for x
x = 1,971,935,779,891.77/1,611,686.04 - Step 6: Final answer
x = 1,223,523.52
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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.