Finding the Fourth Proportional to 1,717,392.78, 2,575,797.57 and 455,347.98
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Solution
The fourth proportional to 1,717,392.78, 2,575,797.57 and 455,347.98 is: 682,944.66
Step by Step Solution
- Step 1: Write the proportion equation
1,717,392.78 : 2,575,797.57 = 455,347.98 : x - Step 2: Convert to fraction form
1,717,392.78/2,575,797.57 = 455,347.98/x - Step 3: Cross multiply
1,717,392.78x = 2,575,797.57 × 455,347.98 - Step 4: Simplify right side
1,717,392.78x = 1,172,884,220,388.41 - Step 5: Solve for x
x = 1,172,884,220,388.41/1,717,392.78 - Step 6: Final answer
x = 682,944.66
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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.