Finding the Fourth Proportional to 4,782,169.04, 7,163,140.28 and 3,867,426.32
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Solution
The fourth proportional to 4,782,169.04, 7,163,140.28 and 3,867,426.32 is: 5,792,960.69
Step by Step Solution
- Step 1: Write the proportion equation
4,782,169.04 : 7,163,140.28 = 3,867,426.32 : x - Step 2: Convert to fraction form
4,782,169.04/7,163,140.28 = 3,867,426.32/x - Step 3: Cross multiply
4,782,169.04x = 7,163,140.28 × 3,867,426.32 - Step 4: Simplify right side
4,782,169.04x = 27,702,917,252,724.17 - Step 5: Solve for x
x = 27,702,917,252,724.17/4,782,169.04 - Step 6: Final answer
x = 5,792,960.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.