Finding the Fourth Proportional to 4,112,536.80, 5,675,478.12 and 2,276,995.02
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Solution
The fourth proportional to 4,112,536.80, 5,675,478.12 and 2,276,995.02 is: 3,142,351.31
Step by Step Solution
- Step 1: Write the proportion equation
4,112,536.80 : 5,675,478.12 = 2,276,995.02 : x - Step 2: Convert to fraction form
4,112,536.80/5,675,478.12 = 2,276,995.02/x - Step 3: Cross multiply
4,112,536.80x = 5,675,478.12 × 2,276,995.02 - Step 4: Simplify right side
4,112,536.80x = 12,923,035,415,358.96 - Step 5: Solve for x
x = 12,923,035,415,358.96/4,112,536.80 - Step 6: Final answer
x = 3,142,351.31
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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.