Finding the Fourth Proportional to 1,057,275.99, 1,457,968.41 and 904,820.22
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Solution
The fourth proportional to 1,057,275.99, 1,457,968.41 and 904,820.22 is: 1,247,734.09
Step by Step Solution
- Step 1: Write the proportion equation
1,057,275.99 : 1,457,968.41 = 904,820.22 : x - Step 2: Convert to fraction form
1,057,275.99/1,457,968.41 = 904,820.22/x - Step 3: Cross multiply
1,057,275.99x = 1,457,968.41 × 904,820.22 - Step 4: Simplify right side
1,057,275.99x = 1,319,199,297,489.25 - Step 5: Solve for x
x = 1,319,199,297,489.25/1,057,275.99 - Step 6: Final answer
x = 1,247,734.09
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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.