Finding the Fourth Proportional to 4,118,177.40, 6,174,386.10 and 2,434,414.20
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Solution
The fourth proportional to 4,118,177.40, 6,174,386.10 and 2,434,414.20 is: 3,649,918.82
Step by Step Solution
- Step 1: Write the proportion equation
4,118,177.40 : 6,174,386.10 = 2,434,414.20 : x - Step 2: Convert to fraction form
4,118,177.40/6,174,386.10 = 2,434,414.20/x - Step 3: Cross multiply
4,118,177.40x = 6,174,386.10 × 2,434,414.20 - Step 4: Simplify right side
4,118,177.40x = 15,031,013,198,122.62 - Step 5: Solve for x
x = 15,031,013,198,122.62/4,118,177.40 - Step 6: Final answer
x = 3,649,918.82
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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.