Finding the Fourth Proportional to 2,561,272.71, 3,534,567.26 and 1,399,742.07
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Solution
The fourth proportional to 2,561,272.71, 3,534,567.26 and 1,399,742.07 is: 1,931,650.02
Step by Step Solution
- Step 1: Write the proportion equation
2,561,272.71 : 3,534,567.26 = 1,399,742.07 : x - Step 2: Convert to fraction form
2,561,272.71/3,534,567.26 = 1,399,742.07/x - Step 3: Cross multiply
2,561,272.71x = 3,534,567.26 × 1,399,742.07 - Step 4: Simplify right side
2,561,272.71x = 4,947,482,493,066.63 - Step 5: Solve for x
x = 4,947,482,493,066.63/2,561,272.71 - Step 6: Final answer
x = 1,931,650.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.