Finding the Fourth Proportional to 2,381,935.44, 3,287,031.04 and 1,294,223.68
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Solution
The fourth proportional to 2,381,935.44, 3,287,031.04 and 1,294,223.68 is: 1,786,007.02
Step by Step Solution
- Step 1: Write the proportion equation
2,381,935.44 : 3,287,031.04 = 1,294,223.68 : x - Step 2: Convert to fraction form
2,381,935.44/3,287,031.04 = 1,294,223.68/x - Step 3: Cross multiply
2,381,935.44x = 3,287,031.04 × 1,294,223.68 - Step 4: Simplify right side
2,381,935.44x = 4,254,153,408,863.03 - Step 5: Solve for x
x = 4,254,153,408,863.03/2,381,935.44 - Step 6: Final answer
x = 1,786,007.02
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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.