Finding the Fourth Proportional to 2,083,669.30, 3,125,503.95 and 1,635,771.70
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Solution
The fourth proportional to 2,083,669.30, 3,125,503.95 and 1,635,771.70 is: 2,453,657.55
Step by Step Solution
- Step 1: Write the proportion equation
2,083,669.30 : 3,125,503.95 = 1,635,771.70 : x - Step 2: Convert to fraction form
2,083,669.30/3,125,503.95 = 1,635,771.70/x - Step 3: Cross multiply
2,083,669.30x = 3,125,503.95 × 1,635,771.70 - Step 4: Simplify right side
2,083,669.30x = 5,112,610,909,648.22 - Step 5: Solve for x
x = 5,112,610,909,648.22/2,083,669.30 - Step 6: Final answer
x = 2,453,657.55
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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.