Finding the Fourth Proportional to 1,107,459.21, 1,528,294.74 and 598,161.59
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Solution
The fourth proportional to 1,107,459.21, 1,528,294.74 and 598,161.59 is: 825,463.54
Step by Step Solution
- Step 1: Write the proportion equation
1,107,459.21 : 1,528,294.74 = 598,161.59 : x - Step 2: Convert to fraction form
1,107,459.21/1,528,294.74 = 598,161.59/x - Step 3: Cross multiply
1,107,459.21x = 1,528,294.74 × 598,161.59 - Step 4: Simplify right side
1,107,459.21x = 914,167,203,215.23 - Step 5: Solve for x
x = 914,167,203,215.23/1,107,459.21 - Step 6: Final answer
x = 825,463.54
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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.