Finding the Fourth Proportional to 907,827.24, 1,252,868.19 and 649,728.42
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Solution
The fourth proportional to 907,827.24, 1,252,868.19 and 649,728.42 is: 896,672.88
Step by Step Solution
- Step 1: Write the proportion equation
907,827.24 : 1,252,868.19 = 649,728.42 : x - Step 2: Convert to fraction form
907,827.24/1,252,868.19 = 649,728.42/x - Step 3: Cross multiply
907,827.24x = 1,252,868.19 × 649,728.42 - Step 4: Simplify right side
907,827.24x = 814,024,069,556.96 - Step 5: Solve for x
x = 814,024,069,556.96/907,827.24 - Step 6: Final answer
x = 896,672.88
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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.