Finding the Fourth Proportional to 4,605,551.60, 6,902,495.40 and 1,761,868.40
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Solution
The fourth proportional to 4,605,551.60, 6,902,495.40 and 1,761,868.40 is: 2,640,571.55
Step by Step Solution
- Step 1: Write the proportion equation
4,605,551.60 : 6,902,495.40 = 1,761,868.40 : x - Step 2: Convert to fraction form
4,605,551.60/6,902,495.40 = 1,761,868.40/x - Step 3: Cross multiply
4,605,551.60x = 6,902,495.40 × 1,761,868.40 - Step 4: Simplify right side
4,605,551.60x = 12,161,288,526,405.36 - Step 5: Solve for x
x = 12,161,288,526,405.36/4,605,551.60 - Step 6: Final answer
x = 2,640,571.55
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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.