Finding the Fourth Proportional to 5,031,907.38, 7,540,878.06 and 2,292,760.71
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Solution
The fourth proportional to 5,031,907.38, 7,540,878.06 and 2,292,760.71 is: 3,435,959.30
Step by Step Solution
- Step 1: Write the proportion equation
5,031,907.38 : 7,540,878.06 = 2,292,760.71 : x - Step 2: Convert to fraction form
5,031,907.38/7,540,878.06 = 2,292,760.71/x - Step 3: Cross multiply
5,031,907.38x = 7,540,878.06 × 2,292,760.71 - Step 4: Simplify right side
5,031,907.38x = 17,289,428,934,869.02 - Step 5: Solve for x
x = 17,289,428,934,869.02/5,031,907.38 - Step 6: Final answer
x = 3,435,959.30
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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.