Finding the Fourth Proportional to 4,270,228.40, 6,407,675.40 and 1,746,138.80
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Solution
The fourth proportional to 4,270,228.40, 6,407,675.40 and 1,746,138.80 is: 2,620,162.11
Step by Step Solution
- Step 1: Write the proportion equation
4,270,228.40 : 6,407,675.40 = 1,746,138.80 : x - Step 2: Convert to fraction form
4,270,228.40/6,407,675.40 = 1,746,138.80/x - Step 3: Cross multiply
4,270,228.40x = 6,407,675.40 × 1,746,138.80 - Step 4: Simplify right side
4,270,228.40x = 11,188,690,633,745.52 - Step 5: Solve for x
x = 11,188,690,633,745.52/4,270,228.40 - Step 6: Final answer
x = 2,620,162.11
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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.