Finding the Fourth Proportional to 1,012,541.26, 1,518,586.69 and 292,725.75
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Solution
The fourth proportional to 1,012,541.26, 1,518,586.69 and 292,725.75 is: 439,023.52
Step by Step Solution
- Step 1: Write the proportion equation
1,012,541.26 : 1,518,586.69 = 292,725.75 : x - Step 2: Convert to fraction form
1,012,541.26/1,518,586.69 = 292,725.75/x - Step 3: Cross multiply
1,012,541.26x = 1,518,586.69 × 292,725.75 - Step 4: Simplify right side
1,012,541.26x = 444,529,427,770.27 - Step 5: Solve for x
x = 444,529,427,770.27/1,012,541.26 - Step 6: Final answer
x = 439,023.52
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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.