Finding the Fourth Proportional to 2,994,331.60, 4,491,497.40 and 1,645,973.20
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Solution
The fourth proportional to 2,994,331.60, 4,491,497.40 and 1,645,973.20 is: 2,468,959.80
Step by Step Solution
- Step 1: Write the proportion equation
2,994,331.60 : 4,491,497.40 = 1,645,973.20 : x - Step 2: Convert to fraction form
2,994,331.60/4,491,497.40 = 1,645,973.20/x - Step 3: Cross multiply
2,994,331.60x = 4,491,497.40 × 1,645,973.20 - Step 4: Simplify right side
2,994,331.60x = 7,392,884,348,269.68 - Step 5: Solve for x
x = 7,392,884,348,269.68/2,994,331.60 - Step 6: Final answer
x = 2,468,959.80
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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.