Finding the Fourth Proportional to 3,674,307.42, 5,070,256.97 and 2,042,615.48
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Solution
The fourth proportional to 3,674,307.42, 5,070,256.97 and 2,042,615.48 is: 2,818,649.65
Step by Step Solution
- Step 1: Write the proportion equation
3,674,307.42 : 5,070,256.97 = 2,042,615.48 : x - Step 2: Convert to fraction form
3,674,307.42/5,070,256.97 = 2,042,615.48/x - Step 3: Cross multiply
3,674,307.42x = 5,070,256.97 × 2,042,615.48 - Step 4: Simplify right side
3,674,307.42x = 10,356,585,338,935.53 - Step 5: Solve for x
x = 10,356,585,338,935.53/3,674,307.42 - Step 6: Final answer
x = 2,818,649.65
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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.