Finding the Fourth Proportional to 2,709,836.26, 3,739,228.16 and 1,548,357.74
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Solution
The fourth proportional to 2,709,836.26, 3,739,228.16 and 1,548,357.74 is: 2,136,536.06
Step by Step Solution
- Step 1: Write the proportion equation
2,709,836.26 : 3,739,228.16 = 1,548,357.74 : x - Step 2: Convert to fraction form
2,709,836.26/3,739,228.16 = 1,548,357.74/x - Step 3: Cross multiply
2,709,836.26x = 3,739,228.16 × 1,548,357.74 - Step 4: Simplify right side
2,709,836.26x = 5,789,662,864,714.12 - Step 5: Solve for x
x = 5,789,662,864,714.12/2,709,836.26 - Step 6: Final answer
x = 2,136,536.06
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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.