Finding the Fourth Proportional to 3,599,135.21, 4,940,368.49 and 3,182,101.65
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Solution
The fourth proportional to 3,599,135.21, 4,940,368.49 and 3,182,101.65 is: 4,367,925.57
Step by Step Solution
- Step 1: Write the proportion equation
3,599,135.21 : 4,940,368.49 = 3,182,101.65 : x - Step 2: Convert to fraction form
3,599,135.21/4,940,368.49 = 3,182,101.65/x - Step 3: Cross multiply
3,599,135.21x = 4,940,368.49 × 3,182,101.65 - Step 4: Simplify right side
3,599,135.21x = 15,720,754,731,592.26 - Step 5: Solve for x
x = 15,720,754,731,592.26/3,599,135.21 - Step 6: Final answer
x = 4,367,925.57
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.