Finding the Fourth Proportional to 2,680,081.53, 3,698,739.24 and 1,473,108.09
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Solution
The fourth proportional to 2,680,081.53, 3,698,739.24 and 1,473,108.09 is: 2,033,013.79
Step by Step Solution
- Step 1: Write the proportion equation
2,680,081.53 : 3,698,739.24 = 1,473,108.09 : x - Step 2: Convert to fraction form
2,680,081.53/3,698,739.24 = 1,473,108.09/x - Step 3: Cross multiply
2,680,081.53x = 3,698,739.24 × 1,473,108.09 - Step 4: Simplify right side
2,680,081.53x = 5,448,642,697,244.45 - Step 5: Solve for x
x = 5,448,642,697,244.45/2,680,081.53 - Step 6: Final answer
x = 2,033,013.79
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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.