Finding the Fourth Proportional to 2,138,480.68, 3,207,453.27 and 699,043.45
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Solution
The fourth proportional to 2,138,480.68, 3,207,453.27 and 699,043.45 is: 1,048,477.65
Step by Step Solution
- Step 1: Write the proportion equation
2,138,480.68 : 3,207,453.27 = 699,043.45 : x - Step 2: Convert to fraction form
2,138,480.68/3,207,453.27 = 699,043.45/x - Step 3: Cross multiply
2,138,480.68x = 3,207,453.27 × 699,043.45 - Step 4: Simplify right side
2,138,480.68x = 2,242,149,199,574.58 - Step 5: Solve for x
x = 2,242,149,199,574.58/2,138,480.68 - Step 6: Final answer
x = 1,048,477.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.