Finding the Fourth Proportional to 3,068,069.36, 4,234,080.36 and 1,709,952.08
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Solution
The fourth proportional to 3,068,069.36, 4,234,080.36 and 1,709,952.08 is: 2,359,814.49
Step by Step Solution
- Step 1: Write the proportion equation
3,068,069.36 : 4,234,080.36 = 1,709,952.08 : x - Step 2: Convert to fraction form
3,068,069.36/4,234,080.36 = 1,709,952.08/x - Step 3: Cross multiply
3,068,069.36x = 4,234,080.36 × 1,709,952.08 - Step 4: Simplify right side
3,068,069.36x = 7,240,074,518,469.15 - Step 5: Solve for x
x = 7,240,074,518,469.15/3,068,069.36 - Step 6: Final answer
x = 2,359,814.49
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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.