Finding the Fourth Proportional to 2,964,251.08, 4,090,742.58 and 1,818,964.36
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Solution
The fourth proportional to 2,964,251.08, 4,090,742.58 and 1,818,964.36 is: 2,510,217.51
Step by Step Solution
- Step 1: Write the proportion equation
2,964,251.08 : 4,090,742.58 = 1,818,964.36 : x - Step 2: Convert to fraction form
2,964,251.08/4,090,742.58 = 1,818,964.36/x - Step 3: Cross multiply
2,964,251.08x = 4,090,742.58 × 1,818,964.36 - Step 4: Simplify right side
2,964,251.08x = 7,440,914,958,954.45 - Step 5: Solve for x
x = 7,440,914,958,954.45/2,964,251.08 - Step 6: Final answer
x = 2,510,217.51
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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.