Finding the Fourth Proportional to 2,095,042.20, 2,891,534.94 and 1,235,552.28
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Solution
The fourth proportional to 2,095,042.20, 2,891,534.94 and 1,235,552.28 is: 1,705,284.31
Step by Step Solution
- Step 1: Write the proportion equation
2,095,042.20 : 2,891,534.94 = 1,235,552.28 : x - Step 2: Convert to fraction form
2,095,042.20/2,891,534.94 = 1,235,552.28/x - Step 3: Cross multiply
2,095,042.20x = 2,891,534.94 × 1,235,552.28 - Step 4: Simplify right side
2,095,042.20x = 3,572,642,587,816.66 - Step 5: Solve for x
x = 3,572,642,587,816.66/2,095,042.20 - Step 6: Final answer
x = 1,705,284.31
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1.5x scale
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.