Finding the Fourth Proportional to 4,541,649.21, 6,804,762.08 and 2,740,748.40
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Solution
The fourth proportional to 4,541,649.21, 6,804,762.08 and 2,740,748.40 is: 4,106,468.80
Step by Step Solution
- Step 1: Write the proportion equation
4,541,649.21 : 6,804,762.08 = 2,740,748.40 : x - Step 2: Convert to fraction form
4,541,649.21/6,804,762.08 = 2,740,748.40/x - Step 3: Cross multiply
4,541,649.21x = 6,804,762.08 × 2,740,748.40 - Step 4: Simplify right side
4,541,649.21x = 18,650,140,769,436.93 - Step 5: Solve for x
x = 18,650,140,769,436.93/4,541,649.21 - Step 6: Final answer
x = 4,106,468.80
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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.