Finding the Fourth Proportional to 4,118,422.78, 6,172,253.99 and 2,296,714.99
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Solution
The fourth proportional to 4,118,422.78, 6,172,253.99 and 2,296,714.99 is: 3,442,072.14
Step by Step Solution
- Step 1: Write the proportion equation
4,118,422.78 : 6,172,253.99 = 2,296,714.99 : x - Step 2: Convert to fraction form
4,118,422.78/6,172,253.99 = 2,296,714.99/x - Step 3: Cross multiply
4,118,422.78x = 6,172,253.99 × 2,296,714.99 - Step 4: Simplify right side
4,118,422.78x = 14,175,908,286,690.77 - Step 5: Solve for x
x = 14,175,908,286,690.77/4,118,422.78 - Step 6: Final answer
x = 3,442,072.14
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1.5x scale
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.