Finding the Fourth Proportional to 2,476,239.60, 3,418,626.42 and 1,894,390.68
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Solution
The fourth proportional to 2,476,239.60, 3,418,626.42 and 1,894,390.68 is: 2,615,342.24
Step by Step Solution
- Step 1: Write the proportion equation
2,476,239.60 : 3,418,626.42 = 1,894,390.68 : x - Step 2: Convert to fraction form
2,476,239.60/3,418,626.42 = 1,894,390.68/x - Step 3: Cross multiply
2,476,239.60x = 3,418,626.42 × 1,894,390.68 - Step 4: Simplify right side
2,476,239.60x = 6,476,214,028,449.77 - Step 5: Solve for x
x = 6,476,214,028,449.77/2,476,239.60 - Step 6: Final answer
x = 2,615,342.24
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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.