Finding the Fourth Proportional to 1,132,858.97, 1,563,383.66 and 616,631.66
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Solution
The fourth proportional to 1,132,858.97, 1,563,383.66 and 616,631.66 is: 850,972.52
Step by Step Solution
- Step 1: Write the proportion equation
1,132,858.97 : 1,563,383.66 = 616,631.66 : x - Step 2: Convert to fraction form
1,132,858.97/1,563,383.66 = 616,631.66/x - Step 3: Cross multiply
1,132,858.97x = 1,563,383.66 × 616,631.66 - Step 4: Simplify right side
1,132,858.97x = 964,031,850,582.60 - Step 5: Solve for x
x = 964,031,850,582.60/1,132,858.97 - Step 6: Final answer
x = 850,972.52
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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.