Finding the Fourth Proportional to 4,103,486.13, 5,662,634.70 and 2,267,849.55
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Solution
The fourth proportional to 4,103,486.13, 5,662,634.70 and 2,267,849.55 is: 3,129,535.02
Step by Step Solution
- Step 1: Write the proportion equation
4,103,486.13 : 5,662,634.70 = 2,267,849.55 : x - Step 2: Convert to fraction form
4,103,486.13/5,662,634.70 = 2,267,849.55/x - Step 3: Cross multiply
4,103,486.13x = 5,662,634.70 × 2,267,849.55 - Step 4: Simplify right side
4,103,486.13x = 12,842,003,556,209.38 - Step 5: Solve for x
x = 12,842,003,556,209.38/4,103,486.13 - Step 6: Final answer
x = 3,129,535.02
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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.