Finding the Fourth Proportional to 1,252,844.62, 1,728,925.51 and 679,884.79
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Solution
The fourth proportional to 1,252,844.62, 1,728,925.51 and 679,884.79 is: 938,240.98
Step by Step Solution
- Step 1: Write the proportion equation
1,252,844.62 : 1,728,925.51 = 679,884.79 : x - Step 2: Convert to fraction form
1,252,844.62/1,728,925.51 = 679,884.79/x - Step 3: Cross multiply
1,252,844.62x = 1,728,925.51 × 679,884.79 - Step 4: Simplify right side
1,252,844.62x = 1,175,470,155,786.49 - Step 5: Solve for x
x = 1,175,470,155,786.49/1,252,844.62 - Step 6: Final answer
x = 938,240.98
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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.