Finding the Fourth Proportional to 1,700,814.62, 2,347,124.30 and 936,868.18
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Solution
The fourth proportional to 1,700,814.62, 2,347,124.30 and 936,868.18 is: 1,292,878.16
Step by Step Solution
- Step 1: Write the proportion equation
1,700,814.62 : 2,347,124.30 = 936,868.18 : x - Step 2: Convert to fraction form
1,700,814.62/2,347,124.30 = 936,868.18/x - Step 3: Cross multiply
1,700,814.62x = 2,347,124.30 × 936,868.18 - Step 4: Simplify right side
1,700,814.62x = 2,198,946,071,174.77 - Step 5: Solve for x
x = 2,198,946,071,174.77/1,700,814.62 - Step 6: Final answer
x = 1,292,878.16
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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.