Finding the Fourth Proportional to 1,107,541.14, 1,528,406.80 and 598,243.52
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Solution
The fourth proportional to 1,107,541.14, 1,528,406.80 and 598,243.52 is: 825,576.07
Step by Step Solution
- Step 1: Write the proportion equation
1,107,541.14 : 1,528,406.80 = 598,243.52 : x - Step 2: Convert to fraction form
1,107,541.14/1,528,406.80 = 598,243.52/x - Step 3: Cross multiply
1,107,541.14x = 1,528,406.80 × 598,243.52 - Step 4: Simplify right side
1,107,541.14x = 914,359,464,023.94 - Step 5: Solve for x
x = 914,359,464,023.94/1,107,541.14 - Step 6: Final answer
x = 825,576.07
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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.