Finding the Fourth Proportional to 4,498,339.20, 6,747,508.80 and 2,986,684.80
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Solution
The fourth proportional to 4,498,339.20, 6,747,508.80 and 2,986,684.80 is: 4,480,027.20
Step by Step Solution
- Step 1: Write the proportion equation
4,498,339.20 : 6,747,508.80 = 2,986,684.80 : x - Step 2: Convert to fraction form
4,498,339.20/6,747,508.80 = 2,986,684.80/x - Step 3: Cross multiply
4,498,339.20x = 6,747,508.80 × 2,986,684.80 - Step 4: Simplify right side
4,498,339.20x = 20,152,681,970,826.24 - Step 5: Solve for x
x = 20,152,681,970,826.24/4,498,339.20 - Step 6: Final answer
x = 4,480,027.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.