Finding the Fourth Proportional to 1,125,676.58, 1,553,436.24 and 609,435.92
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Solution
The fourth proportional to 1,125,676.58, 1,553,436.24 and 609,435.92 is: 841,022.96
Step by Step Solution
- Step 1: Write the proportion equation
1,125,676.58 : 1,553,436.24 = 609,435.92 : x - Step 2: Convert to fraction form
1,125,676.58/1,553,436.24 = 609,435.92/x - Step 3: Cross multiply
1,125,676.58x = 1,553,436.24 × 609,435.92 - Step 4: Simplify right side
1,125,676.58x = 946,719,844,085.74 - Step 5: Solve for x
x = 946,719,844,085.74/1,125,676.58 - Step 6: Final answer
x = 841,022.96
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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.