Finding the Fourth Proportional to 4,090,209.35, 6,134,649.51 and 1,931,230.29
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Solution
The fourth proportional to 4,090,209.35, 6,134,649.51 and 1,931,230.29 is: 2,896,531.68
Step by Step Solution
- Step 1: Write the proportion equation
4,090,209.35 : 6,134,649.51 = 1,931,230.29 : x - Step 2: Convert to fraction form
4,090,209.35/6,134,649.51 = 1,931,230.29/x - Step 3: Cross multiply
4,090,209.35x = 6,134,649.51 × 1,931,230.29 - Step 4: Simplify right side
4,090,209.35x = 11,847,420,952,245.66 - Step 5: Solve for x
x = 11,847,420,952,245.66/4,090,209.35 - Step 6: Final answer
x = 2,896,531.68
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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.