Finding the Fourth Proportional to 2,624,639.66, 3,622,002.75 and 1,417,415.66
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Solution
The fourth proportional to 2,624,639.66, 3,622,002.75 and 1,417,415.66 is: 1,956,033.62
Step by Step Solution
- Step 1: Write the proportion equation
2,624,639.66 : 3,622,002.75 = 1,417,415.66 : x - Step 2: Convert to fraction form
2,624,639.66/3,622,002.75 = 1,417,415.66/x - Step 3: Cross multiply
2,624,639.66x = 3,622,002.75 × 1,417,415.66 - Step 4: Simplify right side
2,624,639.66x = 5,133,883,418,413.06 - Step 5: Solve for x
x = 5,133,883,418,413.06/2,624,639.66 - Step 6: Final answer
x = 1,956,033.62
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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.