Finding the Fourth Proportional to 759,611.20, 1,048,092.24 and 453,632.08
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Solution
The fourth proportional to 759,611.20, 1,048,092.24 and 453,632.08 is: 625,910.02
Step by Step Solution
- Step 1: Write the proportion equation
759,611.20 : 1,048,092.24 = 453,632.08 : x - Step 2: Convert to fraction form
759,611.20/1,048,092.24 = 453,632.08/x - Step 3: Cross multiply
759,611.20x = 1,048,092.24 × 453,632.08 - Step 4: Simplify right side
759,611.20x = 475,448,262,863.06 - Step 5: Solve for x
x = 475,448,262,863.06/759,611.20 - Step 6: Final answer
x = 625,910.02
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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.