Finding the Fourth Proportional to 4,074,963.57, 6,112,422.84 and 1,042,324.77
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Solution
The fourth proportional to 4,074,963.57, 6,112,422.84 and 1,042,324.77 is: 1,563,481.40
Step by Step Solution
- Step 1: Write the proportion equation
4,074,963.57 : 6,112,422.84 = 1,042,324.77 : x - Step 2: Convert to fraction form
4,074,963.57/6,112,422.84 = 1,042,324.77/x - Step 3: Cross multiply
4,074,963.57x = 6,112,422.84 × 1,042,324.77 - Step 4: Simplify right side
4,074,963.57x = 6,371,129,730,845.75 - Step 5: Solve for x
x = 6,371,129,730,845.75/4,074,963.57 - Step 6: Final answer
x = 1,563,481.40
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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.