Finding the Fourth Proportional to 3,368,154.22, 4,648,057.82 and 1,917,850.84
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Solution
The fourth proportional to 3,368,154.22, 4,648,057.82 and 1,917,850.84 is: 2,646,637.00
Step by Step Solution
- Step 1: Write the proportion equation
3,368,154.22 : 4,648,057.82 = 1,917,850.84 : x - Step 2: Convert to fraction form
3,368,154.22/4,648,057.82 = 1,917,850.84/x - Step 3: Cross multiply
3,368,154.22x = 4,648,057.82 × 1,917,850.84 - Step 4: Simplify right side
3,368,154.22x = 8,914,281,594,455.57 - Step 5: Solve for x
x = 8,914,281,594,455.57/3,368,154.22 - Step 6: Final answer
x = 2,646,637.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.