Finding the Fourth Proportional to 1,270,268.67, 1,752,925.41 and 718,972.55
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Solution
The fourth proportional to 1,270,268.67, 1,752,925.41 and 718,972.55 is: 992,156.44
Step by Step Solution
- Step 1: Write the proportion equation
1,270,268.67 : 1,752,925.41 = 718,972.55 : x - Step 2: Convert to fraction form
1,270,268.67/1,752,925.41 = 718,972.55/x - Step 3: Cross multiply
1,270,268.67x = 1,752,925.41 × 718,972.55 - Step 4: Simplify right side
1,270,268.67x = 1,260,305,243,222.87 - Step 5: Solve for x
x = 1,260,305,243,222.87/1,270,268.67 - Step 6: Final answer
x = 992,156.44
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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.