Finding the Fourth Proportional to 1,917,084.12, 2,875,626.36 and 654,922.68
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Solution
The fourth proportional to 1,917,084.12, 2,875,626.36 and 654,922.68 is: 982,384.08
Step by Step Solution
- Step 1: Write the proportion equation
1,917,084.12 : 2,875,626.36 = 654,922.68 : x - Step 2: Convert to fraction form
1,917,084.12/2,875,626.36 = 654,922.68/x - Step 3: Cross multiply
1,917,084.12x = 2,875,626.36 × 654,922.68 - Step 4: Simplify right side
1,917,084.12x = 1,883,312,922,369.85 - Step 5: Solve for x
x = 1,883,312,922,369.85/1,917,084.12 - Step 6: Final answer
x = 982,384.08
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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.