Finding the Fourth Proportional to 1,528,580.92, 2,292,868.68 and 406,649.92
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Solution
The fourth proportional to 1,528,580.92, 2,292,868.68 and 406,649.92 is: 609,974.16
Step by Step Solution
- Step 1: Write the proportion equation
1,528,580.92 : 2,292,868.68 = 406,649.92 : x - Step 2: Convert to fraction form
1,528,580.92/2,292,868.68 = 406,649.92/x - Step 3: Cross multiply
1,528,580.92x = 2,292,868.68 × 406,649.92 - Step 4: Simplify right side
1,528,580.92x = 932,394,865,292.51 - Step 5: Solve for x
x = 932,394,865,292.51/1,528,580.92 - Step 6: Final answer
x = 609,974.16
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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.