Finding the Fourth Proportional to 4,480,470.75, 6,183,516.21 and 2,761,547.07
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Solution
The fourth proportional to 4,480,470.75, 6,183,516.21 and 2,761,547.07 is: 3,811,222.53
Step by Step Solution
- Step 1: Write the proportion equation
4,480,470.75 : 6,183,516.21 = 2,761,547.07 : x - Step 2: Convert to fraction form
4,480,470.75/6,183,516.21 = 2,761,547.07/x - Step 3: Cross multiply
4,480,470.75x = 6,183,516.21 × 2,761,547.07 - Step 4: Simplify right side
4,480,470.75x = 17,076,071,072,023.00 - Step 5: Solve for x
x = 17,076,071,072,023.00/4,480,470.75 - Step 6: Final answer
x = 3,811,222.53
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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.