Finding the Fourth Proportional to 3,021,115.12, 4,169,493.33 and 1,696,756.01
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Solution
The fourth proportional to 3,021,115.12, 4,169,493.33 and 1,696,756.01 is: 2,341,722.37
Step by Step Solution
- Step 1: Write the proportion equation
3,021,115.12 : 4,169,493.33 = 1,696,756.01 : x - Step 2: Convert to fraction form
3,021,115.12/4,169,493.33 = 1,696,756.01/x - Step 3: Cross multiply
3,021,115.12x = 4,169,493.33 × 1,696,756.01 - Step 4: Simplify right side
3,021,115.12x = 7,074,612,839,122.11 - Step 5: Solve for x
x = 7,074,612,839,122.11/3,021,115.12 - Step 6: Final answer
x = 2,341,722.37
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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.