Finding the Fourth Proportional to 4,754,941.30, 6,561,818.94 and 2,717,794.54
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Solution
The fourth proportional to 4,754,941.30, 6,561,818.94 and 2,717,794.54 is: 3,750,556.43
Step by Step Solution
- Step 1: Write the proportion equation
4,754,941.30 : 6,561,818.94 = 2,717,794.54 : x - Step 2: Convert to fraction form
4,754,941.30/6,561,818.94 = 2,717,794.54/x - Step 3: Cross multiply
4,754,941.30x = 6,561,818.94 × 2,717,794.54 - Step 4: Simplify right side
4,754,941.30x = 17,833,675,687,600.59 - Step 5: Solve for x
x = 17,833,675,687,600.59/4,754,941.30 - Step 6: Final answer
x = 3,750,556.43
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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.