Finding the Fourth Proportional to 2,736,449.19, 3,776,274.27 and 1,512,786.24
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Solution
The fourth proportional to 2,736,449.19, 3,776,274.27 and 1,512,786.24 is: 2,087,630.85
Step by Step Solution
- Step 1: Write the proportion equation
2,736,449.19 : 3,776,274.27 = 1,512,786.24 : x - Step 2: Convert to fraction form
2,736,449.19/3,776,274.27 = 1,512,786.24/x - Step 3: Cross multiply
2,736,449.19x = 3,776,274.27 × 1,512,786.24 - Step 4: Simplify right side
2,736,449.19x = 5,712,695,754,122.05 - Step 5: Solve for x
x = 5,712,695,754,122.05/2,736,449.19 - Step 6: Final answer
x = 2,087,630.85
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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.