Finding the Fourth Proportional to 2,110,597.84, 2,912,678.24 and 1,295,251.84
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Solution
The fourth proportional to 2,110,597.84, 2,912,678.24 and 1,295,251.84 is: 1,787,480.20
Step by Step Solution
- Step 1: Write the proportion equation
2,110,597.84 : 2,912,678.24 = 1,295,251.84 : x - Step 2: Convert to fraction form
2,110,597.84/2,912,678.24 = 1,295,251.84/x - Step 3: Cross multiply
2,110,597.84x = 2,912,678.24 × 1,295,251.84 - Step 4: Simplify right side
2,110,597.84x = 3,772,651,849,687.96 - Step 5: Solve for x
x = 3,772,651,849,687.96/2,110,597.84 - Step 6: Final answer
x = 1,787,480.20
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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.