Finding the Fourth Proportional to 1,104,131.21, 1,656,275.57 and 294,511.10
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Solution
The fourth proportional to 1,104,131.21, 1,656,275.57 and 294,511.10 is: 441,787.66
Step by Step Solution
- Step 1: Write the proportion equation
1,104,131.21 : 1,656,275.57 = 294,511.10 : x - Step 2: Convert to fraction form
1,104,131.21/1,656,275.57 = 294,511.10/x - Step 3: Cross multiply
1,104,131.21x = 1,656,275.57 × 294,511.10 - Step 4: Simplify right side
1,104,131.21x = 487,791,543,428.24 - Step 5: Solve for x
x = 487,791,543,428.24/1,104,131.21 - Step 6: Final answer
x = 441,787.66
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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.