Finding the Fourth Proportional to 1,440,261.48, 2,161,748.16 and 730,798.68
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Solution
The fourth proportional to 1,440,261.48, 2,161,748.16 and 730,798.68 is: 1,096,886.03
Step by Step Solution
- Step 1: Write the proportion equation
1,440,261.48 : 2,161,748.16 = 730,798.68 : x - Step 2: Convert to fraction form
1,440,261.48/2,161,748.16 = 730,798.68/x - Step 3: Cross multiply
1,440,261.48x = 2,161,748.16 × 730,798.68 - Step 4: Simplify right side
1,440,261.48x = 1,579,802,701,820.43 - Step 5: Solve for x
x = 1,579,802,701,820.43/1,440,261.48 - Step 6: Final answer
x = 1,096,886.03
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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.