Finding the Fourth Proportional to 4,126,704.99, 5,690,895.19 and 2,655,111.57
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Solution
The fourth proportional to 4,126,704.99, 5,690,895.19 and 2,655,111.57 is: 3,661,507.59
Step by Step Solution
- Step 1: Write the proportion equation
4,126,704.99 : 5,690,895.19 = 2,655,111.57 : x - Step 2: Convert to fraction form
4,126,704.99/5,690,895.19 = 2,655,111.57/x - Step 3: Cross multiply
4,126,704.99x = 5,690,895.19 × 2,655,111.57 - Step 4: Simplify right side
4,126,704.99x = 15,109,961,662,626.35 - Step 5: Solve for x
x = 15,109,961,662,626.35/4,126,704.99 - Step 6: Final answer
x = 3,661,507.59
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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.