Finding the Fourth Proportional to 1,720,949.73, 2,374,925.99 and 936,022.68
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Solution
The fourth proportional to 1,720,949.73, 2,374,925.99 and 936,022.68 is: 1,291,719.65
Step by Step Solution
- Step 1: Write the proportion equation
1,720,949.73 : 2,374,925.99 = 936,022.68 : x - Step 2: Convert to fraction form
1,720,949.73/2,374,925.99 = 936,022.68/x - Step 3: Cross multiply
1,720,949.73x = 2,374,925.99 × 936,022.68 - Step 4: Simplify right side
1,720,949.73x = 2,222,984,585,281.34 - Step 5: Solve for x
x = 2,222,984,585,281.34/1,720,949.73 - Step 6: Final answer
x = 1,291,719.65
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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.