Finding the Fourth Proportional to 4,354,493.96, 6,009,406.76 and 2,420,786.84
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Solution
The fourth proportional to 4,354,493.96, 6,009,406.76 and 2,420,786.84 is: 3,340,799.86
Step by Step Solution
- Step 1: Write the proportion equation
4,354,493.96 : 6,009,406.76 = 2,420,786.84 : x - Step 2: Convert to fraction form
4,354,493.96/6,009,406.76 = 2,420,786.84/x - Step 3: Cross multiply
4,354,493.96x = 6,009,406.76 × 2,420,786.84 - Step 4: Simplify right side
4,354,493.96x = 14,547,492,800,815.04 - Step 5: Solve for x
x = 14,547,492,800,815.04/4,354,493.96 - Step 6: Final answer
x = 3,340,799.86
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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.