Finding the Fourth Proportional to 1,616,717.39, 2,426,671.58 and 858,556.68
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Solution
The fourth proportional to 1,616,717.39, 2,426,671.58 and 858,556.68 is: 1,288,682.31
Step by Step Solution
- Step 1: Write the proportion equation
1,616,717.39 : 2,426,671.58 = 858,556.68 : x - Step 2: Convert to fraction form
1,616,717.39/2,426,671.58 = 858,556.68/x - Step 3: Cross multiply
1,616,717.39x = 2,426,671.58 × 858,556.68 - Step 4: Simplify right side
1,616,717.39x = 2,083,435,090,882.37 - Step 5: Solve for x
x = 2,083,435,090,882.37/1,616,717.39 - Step 6: Final answer
x = 1,288,682.31
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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.