Finding the Fourth Proportional to 936,695.84, 1,292,671.74 and 574,049.78
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Solution
The fourth proportional to 936,695.84, 1,292,671.74 and 574,049.78 is: 792,207.98
Step by Step Solution
- Step 1: Write the proportion equation
936,695.84 : 1,292,671.74 = 574,049.78 : x - Step 2: Convert to fraction form
936,695.84/1,292,671.74 = 574,049.78/x - Step 3: Cross multiply
936,695.84x = 1,292,671.74 × 574,049.78 - Step 4: Simplify right side
936,695.84x = 742,057,920,016.88 - Step 5: Solve for x
x = 742,057,920,016.88/936,695.84 - Step 6: Final answer
x = 792,207.98
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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.