Finding the Fourth Proportional to 2,743,485.40, 3,777,372.20 and 2,329,202.76
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Solution
The fourth proportional to 2,743,485.40, 3,777,372.20 and 2,329,202.76 is: 3,206,966.49
Step by Step Solution
- Step 1: Write the proportion equation
2,743,485.40 : 3,777,372.20 = 2,329,202.76 : x - Step 2: Convert to fraction form
2,743,485.40/3,777,372.20 = 2,329,202.76/x - Step 3: Cross multiply
2,743,485.40x = 3,777,372.20 × 2,329,202.76 - Step 4: Simplify right side
2,743,485.40x = 8,798,265,753,787.27 - Step 5: Solve for x
x = 8,798,265,753,787.27/2,743,485.40 - Step 6: Final answer
x = 3,206,966.49
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1.5x scale
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.