Finding the Fourth Proportional to 4,844,708.40, 7,267,062.65 and 1,432,729.31
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Solution
The fourth proportional to 4,844,708.40, 7,267,062.65 and 1,432,729.31 is: 2,149,093.97
Step by Step Solution
- Step 1: Write the proportion equation
4,844,708.40 : 7,267,062.65 = 1,432,729.31 : x - Step 2: Convert to fraction form
4,844,708.40/7,267,062.65 = 1,432,729.31/x - Step 3: Cross multiply
4,844,708.40x = 7,267,062.65 × 1,432,729.31 - Step 4: Simplify right side
4,844,708.40x = 10,411,733,612,762.31 - Step 5: Solve for x
x = 10,411,733,612,762.31/4,844,708.40 - Step 6: Final answer
x = 2,149,093.97
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1.5x scale
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.