Finding the Fourth Proportional to 1,080,762.68, 1,491,463.55 and 590,746.19
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Solution
The fourth proportional to 1,080,762.68, 1,491,463.55 and 590,746.19 is: 815,235.78
Step by Step Solution
- Step 1: Write the proportion equation
1,080,762.68 : 1,491,463.55 = 590,746.19 : x - Step 2: Convert to fraction form
1,080,762.68/1,491,463.55 = 590,746.19/x - Step 3: Cross multiply
1,080,762.68x = 1,491,463.55 × 590,746.19 - Step 4: Simplify right side
1,080,762.68x = 881,076,399,275.33 - Step 5: Solve for x
x = 881,076,399,275.33/1,080,762.68 - Step 6: Final answer
x = 815,235.78
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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.