Finding the Fourth Proportional to 3,850,567.58, 5,313,572.56 and 2,107,899.92
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Solution
The fourth proportional to 3,850,567.58, 5,313,572.56 and 2,107,899.92 is: 2,908,786.55
Step by Step Solution
- Step 1: Write the proportion equation
3,850,567.58 : 5,313,572.56 = 2,107,899.92 : x - Step 2: Convert to fraction form
3,850,567.58/5,313,572.56 = 2,107,899.92/x - Step 3: Cross multiply
3,850,567.58x = 5,313,572.56 × 2,107,899.92 - Step 4: Simplify right side
3,850,567.58x = 11,200,479,182,152.38 - Step 5: Solve for x
x = 11,200,479,182,152.38/3,850,567.58 - Step 6: Final answer
x = 2,908,786.55
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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.