Finding the Fourth Proportional to 1,686,756.84, 2,327,779.62 and 922,792.68
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Solution
The fourth proportional to 1,686,756.84, 2,327,779.62 and 922,792.68 is: 1,273,484.09
Step by Step Solution
- Step 1: Write the proportion equation
1,686,756.84 : 2,327,779.62 = 922,792.68 : x - Step 2: Convert to fraction form
1,686,756.84/2,327,779.62 = 922,792.68/x - Step 3: Cross multiply
1,686,756.84x = 2,327,779.62 × 922,792.68 - Step 4: Simplify right side
1,686,756.84x = 2,148,057,993,989.18 - Step 5: Solve for x
x = 2,148,057,993,989.18/1,686,756.84 - Step 6: Final answer
x = 1,273,484.09
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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.