Finding the Fourth Proportional to 3,358,713.38, 4,634,849.58 and 1,908,207.50
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Solution
The fourth proportional to 3,358,713.38, 4,634,849.58 and 1,908,207.50 is: 2,633,226.99
Step by Step Solution
- Step 1: Write the proportion equation
3,358,713.38 : 4,634,849.58 = 1,908,207.50 : x - Step 2: Convert to fraction form
3,358,713.38/4,634,849.58 = 1,908,207.50/x - Step 3: Cross multiply
3,358,713.38x = 4,634,849.58 × 1,908,207.50 - Step 4: Simplify right side
3,358,713.38x = 8,844,254,729,927.85 - Step 5: Solve for x
x = 8,844,254,729,927.85/3,358,713.38 - Step 6: Final answer
x = 2,633,226.99
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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.