Finding the Fourth Proportional to 4,585,322.76, 6,321,076.30 and 3,204,379.14
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Solution
The fourth proportional to 4,585,322.76, 6,321,076.30 and 3,204,379.14 is: 4,417,382.61
Step by Step Solution
- Step 1: Write the proportion equation
4,585,322.76 : 6,321,076.30 = 3,204,379.14 : x - Step 2: Convert to fraction form
4,585,322.76/6,321,076.30 = 3,204,379.14/x - Step 3: Cross multiply
4,585,322.76x = 6,321,076.30 × 3,204,379.14 - Step 4: Simplify right side
4,585,322.76x = 20,255,125,038,068.38 - Step 5: Solve for x
x = 20,255,125,038,068.38/4,585,322.76 - Step 6: Final answer
x = 4,417,382.61
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1.5x scale
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.