Finding the Fourth Proportional to 1,064,270.40, 1,468,706.76 and 628,702.08
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Solution
The fourth proportional to 1,064,270.40, 1,468,706.76 and 628,702.08 is: 867,616.91
Step by Step Solution
- Step 1: Write the proportion equation
1,064,270.40 : 1,468,706.76 = 628,702.08 : x - Step 2: Convert to fraction form
1,064,270.40/1,468,706.76 = 628,702.08/x - Step 3: Cross multiply
1,064,270.40x = 1,468,706.76 × 628,702.08 - Step 4: Simplify right side
1,064,270.40x = 923,378,994,922.06 - Step 5: Solve for x
x = 923,378,994,922.06/1,064,270.40 - Step 6: Final answer
x = 867,616.91
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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.