Finding the Fourth Proportional to 3,031,929.92, 4,545,495.84 and 1,138,460.48
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Solution
The fourth proportional to 3,031,929.92, 4,545,495.84 and 1,138,460.48 is: 1,706,789.90
Step by Step Solution
- Step 1: Write the proportion equation
3,031,929.92 : 4,545,495.84 = 1,138,460.48 : x - Step 2: Convert to fraction form
3,031,929.92/4,545,495.84 = 1,138,460.48/x - Step 3: Cross multiply
3,031,929.92x = 4,545,495.84 × 1,138,460.48 - Step 4: Simplify right side
3,031,929.92x = 5,174,867,375,844.40 - Step 5: Solve for x
x = 5,174,867,375,844.40/3,031,929.92 - Step 6: Final answer
x = 1,706,789.90
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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.