Finding the Fourth Proportional to 2,748,518.94, 3,793,057.49 and 1,660,580.32
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Solution
The fourth proportional to 2,748,518.94, 3,793,057.49 and 1,660,580.32 is: 2,291,662.08
Step by Step Solution
- Step 1: Write the proportion equation
2,748,518.94 : 3,793,057.49 = 1,660,580.32 : x - Step 2: Convert to fraction form
2,748,518.94/3,793,057.49 = 1,660,580.32/x - Step 3: Cross multiply
2,748,518.94x = 3,793,057.49 × 1,660,580.32 - Step 4: Simplify right side
2,748,518.94x = 6,298,676,620,522.60 - Step 5: Solve for x
x = 6,298,676,620,522.60/2,748,518.94 - Step 6: Final answer
x = 2,291,662.08
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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.