Finding the Fourth Proportional to 4,903,301.80, 7,354,952.70 and 2,777,537.80
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Solution
The fourth proportional to 4,903,301.80, 7,354,952.70 and 2,777,537.80 is: 4,166,306.70
Step by Step Solution
- Step 1: Write the proportion equation
4,903,301.80 : 7,354,952.70 = 2,777,537.80 : x - Step 2: Convert to fraction form
4,903,301.80/7,354,952.70 = 2,777,537.80/x - Step 3: Cross multiply
4,903,301.80x = 7,354,952.70 × 2,777,537.80 - Step 4: Simplify right side
4,903,301.80x = 20,428,659,141,462.06 - Step 5: Solve for x
x = 20,428,659,141,462.06/4,903,301.80 - Step 6: Final answer
x = 4,166,306.70
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1.5x scale
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.