Finding the Fourth Proportional to 1,476,680.18, 2,215,090.68 and 717,617.33
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Solution
The fourth proportional to 1,476,680.18, 2,215,090.68 and 717,617.33 is: 1,076,460.21
Step by Step Solution
- Step 1: Write the proportion equation
1,476,680.18 : 2,215,090.68 = 717,617.33 : x - Step 2: Convert to fraction form
1,476,680.18/2,215,090.68 = 717,617.33/x - Step 3: Cross multiply
1,476,680.18x = 2,215,090.68 × 717,617.33 - Step 4: Simplify right side
1,476,680.18x = 1,589,587,465,027.21 - Step 5: Solve for x
x = 1,589,587,465,027.21/1,476,680.18 - Step 6: Final answer
x = 1,076,460.21
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.