Finding the Fourth Proportional to 3,308,215.68, 4,565,129.04 and 1,857,873.96
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Solution
The fourth proportional to 3,308,215.68, 4,565,129.04 and 1,857,873.96 is: 2,563,748.92
Step by Step Solution
- Step 1: Write the proportion equation
3,308,215.68 : 4,565,129.04 = 1,857,873.96 : x - Step 2: Convert to fraction form
3,308,215.68/4,565,129.04 = 1,857,873.96/x - Step 3: Cross multiply
3,308,215.68x = 4,565,129.04 × 1,857,873.96 - Step 4: Simplify right side
3,308,215.68x = 8,481,434,367,455.80 - Step 5: Solve for x
x = 8,481,434,367,455.80/3,308,215.68 - Step 6: Final answer
x = 2,563,748.92
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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.