Finding the Fourth Proportional to 3,401,304.71, 4,693,623.36 and 2,112,117.62
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Solution
The fourth proportional to 3,401,304.71, 4,693,623.36 and 2,112,117.62 is: 2,914,612.32
Step by Step Solution
- Step 1: Write the proportion equation
3,401,304.71 : 4,693,623.36 = 2,112,117.62 : x - Step 2: Convert to fraction form
3,401,304.71/4,693,623.36 = 2,112,117.62/x - Step 3: Cross multiply
3,401,304.71x = 4,693,623.36 × 2,112,117.62 - Step 4: Simplify right side
3,401,304.71x = 9,913,484,600,299.60 - Step 5: Solve for x
x = 9,913,484,600,299.60/3,401,304.71 - Step 6: Final answer
x = 2,914,612.32
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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.