Finding the Fourth Proportional to 4,517,860.36, 6,774,801.18 and 2,122,385.80
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Solution
The fourth proportional to 4,517,860.36, 6,774,801.18 and 2,122,385.80 is: 3,182,644.14
Step by Step Solution
- Step 1: Write the proportion equation
4,517,860.36 : 6,774,801.18 = 2,122,385.80 : x - Step 2: Convert to fraction form
4,517,860.36/6,774,801.18 = 2,122,385.80/x - Step 3: Cross multiply
4,517,860.36x = 6,774,801.18 × 2,122,385.80 - Step 4: Simplify right side
4,517,860.36x = 14,378,741,822,255.24 - Step 5: Solve for x
x = 14,378,741,822,255.24/4,517,860.36 - Step 6: Final answer
x = 3,182,644.14
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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.