Finding the Fourth Proportional to 2,325,074.40, 3,487,708.80 and 1,245,133.80
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Solution
The fourth proportional to 2,325,074.40, 3,487,708.80 and 1,245,133.80 is: 1,867,752.75
Step by Step Solution
- Step 1: Write the proportion equation
2,325,074.40 : 3,487,708.80 = 1,245,133.80 : x - Step 2: Convert to fraction form
2,325,074.40/3,487,708.80 = 1,245,133.80/x - Step 3: Cross multiply
2,325,074.40x = 3,487,708.80 × 1,245,133.80 - Step 4: Simplify right side
2,325,074.40x = 4,342,664,111,437.44 - Step 5: Solve for x
x = 4,342,664,111,437.44/2,325,074.40 - Step 6: Final answer
x = 1,867,752.75
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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.