Finding the Fourth Proportional to 4,819,363.79, 6,650,298.45 and 2,753,969.49
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Solution
The fourth proportional to 4,819,363.79, 6,650,298.45 and 2,753,969.49 is: 3,800,235.85
Step by Step Solution
- Step 1: Write the proportion equation
4,819,363.79 : 6,650,298.45 = 2,753,969.49 : x - Step 2: Convert to fraction form
4,819,363.79/6,650,298.45 = 2,753,969.49/x - Step 3: Cross multiply
4,819,363.79x = 6,650,298.45 × 2,753,969.49 - Step 4: Simplify right side
4,819,363.79x = 18,314,719,030,694.29 - Step 5: Solve for x
x = 18,314,719,030,694.29/4,819,363.79 - Step 6: Final answer
x = 3,800,235.85
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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.