Finding the Fourth Proportional to 1,657,571.05, 2,486,110.19 and 459,368.42
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Solution
The fourth proportional to 1,657,571.05, 2,486,110.19 and 459,368.42 is: 688,984.35
Step by Step Solution
- Step 1: Write the proportion equation
1,657,571.05 : 2,486,110.19 = 459,368.42 : x - Step 2: Convert to fraction form
1,657,571.05/2,486,110.19 = 459,368.42/x - Step 3: Cross multiply
1,657,571.05x = 2,486,110.19 × 459,368.42 - Step 4: Simplify right side
1,657,571.05x = 1,142,040,509,926.20 - Step 5: Solve for x
x = 1,142,040,509,926.20/1,657,571.05 - Step 6: Final answer
x = 688,984.35
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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.