Finding the Fourth Proportional to 3,534,807.08, 4,878,066.12 and 2,006,946.68
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Solution
The fourth proportional to 3,534,807.08, 4,878,066.12 and 2,006,946.68 is: 2,769,604.79
Step by Step Solution
- Step 1: Write the proportion equation
3,534,807.08 : 4,878,066.12 = 2,006,946.68 : x - Step 2: Convert to fraction form
3,534,807.08/4,878,066.12 = 2,006,946.68/x - Step 3: Cross multiply
3,534,807.08x = 4,878,066.12 × 2,006,946.68 - Step 4: Simplify right side
3,534,807.08x = 9,790,018,604,354.48 - Step 5: Solve for x
x = 9,790,018,604,354.48/3,534,807.08 - Step 6: Final answer
x = 2,769,604.79
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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.