Finding the Fourth Proportional to 4,845,742.55, 7,264,214.43 and 2,417,638.44
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Solution
The fourth proportional to 4,845,742.55, 7,264,214.43 and 2,417,638.44 is: 3,624,262.72
Step by Step Solution
- Step 1: Write the proportion equation
4,845,742.55 : 7,264,214.43 = 2,417,638.44 : x - Step 2: Convert to fraction form
4,845,742.55/7,264,214.43 = 2,417,638.44/x - Step 3: Cross multiply
4,845,742.55x = 7,264,214.43 × 2,417,638.44 - Step 4: Simplify right side
4,845,742.55x = 17,562,244,042,370.69 - Step 5: Solve for x
x = 17,562,244,042,370.69/4,845,742.55 - Step 6: Final answer
x = 3,624,262.72
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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.