Finding the Fourth Proportional to 4,518,829.59, 6,233,678.97 and 2,885,519.67
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Solution
The fourth proportional to 4,518,829.59, 6,233,678.97 and 2,885,519.67 is: 3,980,544.72
Step by Step Solution
- Step 1: Write the proportion equation
4,518,829.59 : 6,233,678.97 = 2,885,519.67 : x - Step 2: Convert to fraction form
4,518,829.59/6,233,678.97 = 2,885,519.67/x - Step 3: Cross multiply
4,518,829.59x = 6,233,678.97 × 2,885,519.67 - Step 4: Simplify right side
4,518,829.59x = 17,987,403,284,400.34 - Step 5: Solve for x
x = 17,987,403,284,400.34/4,518,829.59 - Step 6: Final answer
x = 3,980,544.72
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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.