Finding the Fourth Proportional to 2,004,388.42, 2,765,405.27 and 1,133,138.65
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Solution
The fourth proportional to 2,004,388.42, 2,765,405.27 and 1,133,138.65 is: 1,563,363.45
Step by Step Solution
- Step 1: Write the proportion equation
2,004,388.42 : 2,765,405.27 = 1,133,138.65 : x - Step 2: Convert to fraction form
2,004,388.42/2,765,405.27 = 1,133,138.65/x - Step 3: Cross multiply
2,004,388.42x = 2,765,405.27 × 1,133,138.65 - Step 4: Simplify right side
2,004,388.42x = 3,133,587,594,350.69 - Step 5: Solve for x
x = 3,133,587,594,350.69/2,004,388.42 - Step 6: Final answer
x = 1,563,363.45
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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.