Finding the Fourth Proportional to 2,752,067.88, 3,797,509.80 and 1,528,207.02
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Solution
The fourth proportional to 2,752,067.88, 3,797,509.80 and 1,528,207.02 is: 2,108,734.74
Step by Step Solution
- Step 1: Write the proportion equation
2,752,067.88 : 3,797,509.80 = 1,528,207.02 : x - Step 2: Convert to fraction form
2,752,067.88/3,797,509.80 = 1,528,207.02/x - Step 3: Cross multiply
2,752,067.88x = 3,797,509.80 × 1,528,207.02 - Step 4: Simplify right side
2,752,067.88x = 5,803,381,134,878.80 - Step 5: Solve for x
x = 5,803,381,134,878.80/2,752,067.88 - Step 6: Final answer
x = 2,108,734.74
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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.