Finding the Fourth Proportional to 3,940,074.68, 5,910,113.16 and 948,258.68
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Solution
The fourth proportional to 3,940,074.68, 5,910,113.16 and 948,258.68 is: 1,422,388.29
Step by Step Solution
- Step 1: Write the proportion equation
3,940,074.68 : 5,910,113.16 = 948,258.68 : x - Step 2: Convert to fraction form
3,940,074.68/5,910,113.16 = 948,258.68/x - Step 3: Cross multiply
3,940,074.68x = 5,910,113.16 × 948,258.68 - Step 4: Simplify right side
3,940,074.68x = 5,604,316,103,752.23 - Step 5: Solve for x
x = 5,604,316,103,752.23/3,940,074.68 - Step 6: Final answer
x = 1,422,388.29
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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.