Finding the Fourth Proportional to 2,660,235.10, 3,990,352.65 and 1,063,044.70
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Solution
The fourth proportional to 2,660,235.10, 3,990,352.65 and 1,063,044.70 is: 1,594,567.05
Step by Step Solution
- Step 1: Write the proportion equation
2,660,235.10 : 3,990,352.65 = 1,063,044.70 : x - Step 2: Convert to fraction form
2,660,235.10/3,990,352.65 = 1,063,044.70/x - Step 3: Cross multiply
2,660,235.10x = 3,990,352.65 × 1,063,044.70 - Step 4: Simplify right side
2,660,235.10x = 4,241,923,235,713.45 - Step 5: Solve for x
x = 4,241,923,235,713.45/2,660,235.10 - Step 6: Final answer
x = 1,594,567.05
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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.