Finding the Fourth Proportional to 2,717,042.40, 4,075,313.68 and 919,720.48
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Solution
The fourth proportional to 2,717,042.40, 4,075,313.68 and 919,720.48 is: 1,379,496.12
Step by Step Solution
- Step 1: Write the proportion equation
2,717,042.40 : 4,075,313.68 = 919,720.48 : x - Step 2: Convert to fraction form
2,717,042.40/4,075,313.68 = 919,720.48/x - Step 3: Cross multiply
2,717,042.40x = 4,075,313.68 × 919,720.48 - Step 4: Simplify right side
2,717,042.40x = 3,748,149,453,920.17 - Step 5: Solve for x
x = 3,748,149,453,920.17/2,717,042.40 - Step 6: Final answer
x = 1,379,496.12
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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.