Finding the Fourth Proportional to 2,254,246.35, 3,110,979.20 and 1,235,694.03
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Solution
The fourth proportional to 2,254,246.35, 3,110,979.20 and 1,235,694.03 is: 1,705,323.12
Step by Step Solution
- Step 1: Write the proportion equation
2,254,246.35 : 3,110,979.20 = 1,235,694.03 : x - Step 2: Convert to fraction form
2,254,246.35/3,110,979.20 = 1,235,694.03/x - Step 3: Cross multiply
2,254,246.35x = 3,110,979.20 × 1,235,694.03 - Step 4: Simplify right side
2,254,246.35x = 3,844,218,418,715.71 - Step 5: Solve for x
x = 3,844,218,418,715.71/2,254,246.35 - Step 6: Final answer
x = 1,705,323.12
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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.