Finding the Fourth Proportional to 2,807,616.66, 3,874,511.01 and 1,518,457.06
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Solution
The fourth proportional to 2,807,616.66, 3,874,511.01 and 1,518,457.06 is: 2,095,470.75
Step by Step Solution
- Step 1: Write the proportion equation
2,807,616.66 : 3,874,511.01 = 1,518,457.06 : x - Step 2: Convert to fraction form
2,807,616.66/3,874,511.01 = 1,518,457.06/x - Step 3: Cross multiply
2,807,616.66x = 3,874,511.01 × 1,518,457.06 - Step 4: Simplify right side
2,807,616.66x = 5,883,278,597,182.23 - Step 5: Solve for x
x = 5,883,278,597,182.23/2,807,616.66 - Step 6: Final answer
x = 2,095,470.75
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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.