Finding the Fourth Proportional to 4,821,199.43, 6,653,336.05 and 2,645,944.99
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Solution
The fourth proportional to 4,821,199.43, 6,653,336.05 and 2,645,944.99 is: 3,651,448.45
Step by Step Solution
- Step 1: Write the proportion equation
4,821,199.43 : 6,653,336.05 = 2,645,944.99 : x - Step 2: Convert to fraction form
4,821,199.43/6,653,336.05 = 2,645,944.99/x - Step 3: Cross multiply
4,821,199.43x = 6,653,336.05 × 2,645,944.99 - Step 4: Simplify right side
4,821,199.43x = 17,604,361,174,957.98 - Step 5: Solve for x
x = 17,604,361,174,957.98/4,821,199.43 - Step 6: Final answer
x = 3,651,448.45
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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.